The Hundred Line Last Defense Academy Complete Endings Guide

The Hundred Line: Last Defense Academy features 100 endings. Yeah you read that right. There are a total of 100 endings you can get in this game, and all of them are proper endings that can be considered canonical. Here’s a complete guide to the endings of The Hundred Line: Last Defense Academy, how to get them all, and which one is considered the true ending.

How to Get All Endings in The Hundred Line: Last Defense Academy

There are a total of 21 different story routes available in The Hundred Line: Last Defense Academy. All of these routes feature multiple endings: some good, and some bad. I’ll split this guide up into the different routes, and then go over how to get every ending in each route.

Last Defense Academy 2nd Scenario

One of the endings in The Hundred Line: Last Defense Academy. A girl with white hair looking beat up.
Screenshot captured by Retcon
  • Ending 1: Farewell, Last Defense Academy

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Let the Undying Flames Boy join you.
  10. Spare Eito.
  11. Let Shouma kill Eva.
  12. Fight for humanity.
  13. Let Eito rejoin the team.
  14. Defy Sirei.

Reset Route

  • Ending 2: Welcome to Last Defense Academy

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Let the Undying Flames Boy join you.
  10. Spare Eito.
  11. Let Shouma kill Eva.
  12. Fight for humanity.
  13. Let Eito rejoin the team.
  14. Don’t defy Sirei.

Goodbye Eito

  • Ending 3: Praying For Your Happiness

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Let the Undying Flames Boy join you.
  10. Spare Eito.
  11. Let Shouma kill Eva.
  12. Fight for humanity.
  13. Don’t let Eito rejoin the team.

Rebellion Route

  • Ending 4: Failed Alliance
  • Ending 5: My War
  • Ending 6: Seeds of Hope

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Let the Undying Flames Boy join you.
  10. Spare Eito.
  11. Let Shouma kill Eva.
  12. Don’t fight for humanity.
  13. Don’t join the rebellion. (Ending 4)
  14. Join the rebellion
  15. Save Nozomi. (Ending 5)
  16. Save Kamyuhn. (Ending 6)

Eva Route

  • Ending 7: Thank You
  • Ending 8: The Wanderers

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Let the Undying Flames Boy join you.
  10. Spare Eito.
  11. Protect Eva.
  12. Save the Academy. (Ending 7)
  13. Stay here. (Ending 8)

Multiple Eitos Route

  • Ending 9: Endurance Match
  • Ending 10: Together Forever
  • Ending 11: Eternal Hate
  • Ending 12: A Tragic End

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Let the Undying Flames Boy join you.
  10. Kill Eito.
  11. Say the 11th Eito isn’t here.
  12. Say “I lose”. (Ending 9)
  13. Say “You win”. (Ending 10)
  14. Say you found the 11th Eito.
  15. Embrace the hate. (Ending 11)
  16. Reject the hate. (Ending 12)

Serial Battles Route

  • Ending 13: The War Is Over
  • Ending 14: One More Time

Ending Path and Options

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Gaku.
  9. Don’t let the Undying Flames Boy join you.
  10. Say “My fight is over”. (Ending 13)
  11. Say “My fight isn’t over yet”. (Ending 14)

Conspiracy Route

  • Ending 15: A Fair Point
  • Ending 16: Just a Test?
  • Ending 17: Plans Exposed
  • Ending 18: Empty Words
  • Ending 19: Out of Ideas
  • Ending 20: Faltering Resolve
  • Ending 21: Liar
  • Ending 22: Lambs to the Slaughter

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Let Hiruko destroy Nigou.
  8. Save Kurara.
  9. Don’t take the red pill. (Ending 15)
  10. Take the red pill.
  11. Don’t help the Anti-Exodus Faction. (Ending 16)
  12. Help the Anti-Exodus Faction.
  13. Persuade Hiruko. (Ending 17)
  14. Persuade Kurara.
  15. Say “No”. (Ending 18)
  16. Say “…”
  17. Don’t destroy Sirei. (Ending 19)
  18. Plan to destroy Sirei.
  19. Hesitate when destroying Sirei. (Ending 20)
  20. Destroy Sirei.
  21. Say “…” (Ending 21)
  22. Say “It was pointless”. (Ending 22)

Casual Route

  • Ending 23: Face Reality
  • Ending 24: Embrace Fantasy

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Take Eva prisoner.
  7. Don’t let Hiruko destroy Nigou.
  8. Return to reality. (Ending 23)
  9. Stay in the dream. (Ending 24)

Box of Blessings Route

  • Ending 25: Blessed With a Miracle
  • Ending 26: Cursed with Calamity
  • Ending 27: Gaku’s Harem
  • Ending 28: The Value of Trust
  • Ending 29: A Brighter Future
  • Ending 30: Never Forget
  • Ending 31: Better Off Without
  • Ending 32: Something Inside

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Kill Eva.
  7. Look for Kako.
  8. Join the Exploration Team.
  9. Join the girls.
  10. Open the prime number boxes. (Ending 25)
  11. Open the odd-numbered boxes. (Ending 26)
  12. Join the boys.
  13. Let Gaku do it. (Ending 27)
  14. Handle it yourself. (Ending 28)
  15. Join the Defense Team.
  16. Join Shouma.
  17. Tell Shouma to face his feelings. (Ending 29)
  18. Say “You can run if you want”. (Ending 30)
  19. Join Nozomi.
  20. Seal the boxes. (Ending 31)
  21. Burn the boxes. (Ending 32)

Box of Calamity Route

  • Ending 33: Night of Despair
  • Ending 34: Hollow Victory
  • Ending 35: Misguided Pity
  • Ending 36: Exorcize Plan
  • Ending 37: Blood on My Hands
  • Ending 38: Ghost Unmasked
  • Ending 39: One Step at a Time
  • Ending 40: Echoes of the Dead

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Kyoshika.
  6. Kill Eva.
  7. Look for the Shadowy Figure.
  8. Kill the Shadowy Figure. (Ending 33)
  9. Face the voice.
  10. Help Sirei.
  11. Take Hiruko’s side.
  12. Reveal the culprit. (Ending 34)
  13. Don’t reveal the culprit. (Ending 35)
  14. Take Gaku’s side. (Ending 36)
  15. Pick up the box.
  16. Don’t tell anyone what you saw.
  17. Resist Gaku. (Ending 37)
  18. Don’t resist Gaku (Ending 38)
  19. Tell everyone what you saw.
  20. Say Eva was an evil spirit. (Ending 39)
  21. Say Eva was not an evil spirit. (Ending 40)

Cult of Takumi Route

  • Ending 41: Overlord
  • Ending 42: Living Idol

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Takemaru.
  6. Believe Eito. (Ending 41)
  7. Believe Nozomi. (Ending 42)

V’ehxness Route

  • Ending 43: Making the Impossible Possible
  • Ending 44: Here With You

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Reveal Nozomi’s secret.
  5. Sacrifice Tsubasa.
  6. Assassinate V’ehxness. (Ending 43)
  7. Persuade V’ehxness. (Ending 44)

Coming-of-Age Route

  • Ending 45: Howdy Neighbor
  • Ending 46: Unending Nightmare
  • Ending 47: Bittersweet Youth
  • Ending 48: Best Friend

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Second-Last Academy.
  4. Don’t reveal Nozomi’s secret.
  5. Tell a lie. (Ending 45)
  6. Tell the truth.
  7. Reject FB’s request. (Ending 46)
  8. Accept FB’s request.
  9. Absorb Nozomi’s hemoanima. (Ending 47)
  10. Don’t absorb Nozomi’s hemoanima. (Ending 48)

Retsnom Route

  • Ending 49: We Are One
  • Ending 50: How Darumi Felt
  • Ending 51: It’s All Your Fault
  • Ending 52: Too Late for Regrets

Ending Path and Options:

  1. Spare Eito.
  2. Reveal your secret about time travel.
  3. Save the Last Academy.
  4. Revive Retsnom.
  5. Capture it. (Ending 51)
  6. Calm it down. (Ending 52)
  7. Revive Retsnom within somebody.
  8. Accept Darumi’s offer. (Ending 49)
  9. Reject Darumi’s offer. (Ending 50)

Steady Fundamental Route

A girl with dark hair in glasses with purple veins on her face.
Screenshot captured by Retcon

Before you start on this ending route in The Hundred Line: Last Defense Academy, I recommend unlocking endings 34, 36, 72, 76, and 100 first. You need to clear these before you can see all of the endings in the Steady Fundamental route.

  • Ending 53: Academy Destroyed
  • Ending 54: One Massacre to Another
  • Ending 55: All 17 Of Us
  • Ending 56: Revenge of Kako-G
  • Ending 57: The Coward’s Final Days
  • Ending 58: The Scent of Lavender
  • Ending 59: The Cursed Cycle
  • Ending 60: A Form of Suicide

Ending Path and Options:

  1. Spare Eito.
  2. Don’t reveal your secret about time travel.
  3. Don’t kiss Hiruko.
  4. Jump to the Serial Killer timeline.
  5. Don’t join tomorrow’s battle. (Ending 60)
  6. Don’t attack Kako-G. (Ending 57)
  7. Attack Kako-G.
  8. Join the final battle. (Ending 58)
  9. Don’t join the final battle. (Ending 59)
  10. Jump to the Coming-of-Age timeline.
  11. Call tails. (Ending 56)
  12. Call heads.
  13. Press 4. (Ending 53)
  14. Don’t press 4.
  15. Run to the escape pod. (Ending 54)
  16. Run to the basement (Ending 55)

Romance Route

  • Ending 61: Dream Come True?
  • Ending 62: Dream Come True 1
  • Ending 63: Dream Come True 2
  • Ending 64: Dream Come True 3
  • Ending 65: How I Feel
  • Ending 66: Consolation
  • Ending 67: Living the Dream
  • Ending 68: Graduation Day

Ending Path and Options:

  1. Spare Eito.
  2. Don’t reveal your secret about time travel.
  3. Kiss Hiruko.
  4. Accept Kurara’s feelings.
  5. Let her wear the mask. (Ending 61)
  6. Don’t let her wear the mark. (Ending 62)
  7. Reject Kurara’s feelings.
  8. Accept Kyoshika’s feelings. (Ending 63)
  9. Reject Kyoshika’s feelings.
  10. Accept Tsubasa’s feelings. (Ending 64)
  11. Reject Tsubasa’s feelings.
  12. Say you have feelings for Nozomi. (Ending 65)
  13. Say you don’t have feelings for Nozomi.
  14. Say you don’t have feelings for the girls. (Ending 66)
  15. Say you have feelings for one of the girls.
  16. Date all three girls. (Ending 67)
  17. Say you don’t know who to date. (Ending 68)

Slasher Route

  • Ending 69: It Was You
  • Ending 70: The Three of Us
  • Ending 71: Revenge
  • Ending 72: Goodbye Kiss
  • Ending 73: Kurara’s Last Stand
  • Ending 74: Flight of the Living Dead
  • Ending 75: Kyoshika’s Last Wish
  • Ending 76: History Repeating

Ending Path and Options:

  1. Kill Eito.
  2. Leave the school.
  3. Kick the attacker.
  4. Dodge the attack.
  5. Spare Zombie Nozomi.
  6. Don’t bite Kurara. (Ending 73)
  7. Bite Kurara. (Ending 74)
  8. Kill Zombie Nozomi.
  9. Get in the pod. (Ending 75)
  10. Don’t get in the pod. (Ending 76)
  11. Jump out of the window.
  12. Spend time with Nozomi.
  13. Stay and fight. (Ending 69)
  14. Run into the wall. (Ending 70)
  15. Spend time with Hiruko.
  16. Go after Hiruko. (Ending 71)
  17. Go after Nozomi. (Ending 72)

Comedy Route

  • Ending 77: It All Worked Out?
  • Ending 78: Stupidest Ending Ever
  • Ending 79: Burned Out
  • Ending 80: Okay I See
  • Ending 81: At My Limit
  • Ending 82: The Ultimate Slapstick
  • Ending 83: No That’s Wrong
  • Ending 84: Mother Ocean

Ending Path and Options:

  1. Kill Eito.
  2. Leave the school.
  3. Dodge the attack.
  4. Go fish.
  5. Don’t forward the message.
  6. Say you think so. (Ending 83)
  7. Say nope. (Ending 84)
  8. Forward the message.
  9. Choose to retort. (Ending 81)
  10. Choose to clown out. (Ending 82)
  11. Choose meat.
  12. Don’t listen to Sirei’s announcement.
  13. Choose to tell her how you feel. (Ending 79)
  14. Choose not to rush. (Ending 80)
  15. Listen to Sirei’s announcement.
  16. Throw something. (Ending 78)
  17. Run. (Ending 77)

Killing Game Route

  • Ending 85: A Cruel End for Kamyuhn
  • Ending 86: So Close and Yet So Far
  • Ending 87: Hope from Despair
  • Ending 88: Escaping our Fate
  • Ending 89: Battle for Eva’s Points
  • Ending 90: The Academy Falls
  • Ending 91: Round 1 Loser
  • Ending 92: As Good as Dead

Ending Path and Options:

  1. Kill Eito.
  2. Stay in the school.
  3. Join the Invader Hunt.
  4. Don’t team up with Yugamu. (Ending 92)
  5. Team up with Yugamu.
  6. Don’t save Darumi and Hiruko. (Ending 91)
  7. Save Darumi and Hiruko.
  8. Don’t leave Moko behind. (Ending 90)
  9. Leave Moko behind.
  10. Spare Eva. (Ending 89)
  11. Kill Eva.
  12. Don’t ask where the Invaders are. (Ending 88)
  13. Ask where the Invaders are.
  14. Fight Dahl’xia first. (Ending 85)
  15. Fight the sponsor first.
  16. Kill the baby. (Ending 86)
  17. Spare the baby. (Ending 87)

Mystery Route

  • Ending 93: Lost in Darkness
  • Ending 94: Revenge for Moko
  • Ending 95: A Kind Heart, Well Done
  • Ending 96: Terminated Sumino
  • Ending 97: Dance in the Purple Flames
  • Ending 98: Pinky Promise
  • Ending 99: X-Plosion
  • Ending 100: Visitors from Day 100

Ending Path and Options:

  1. Kill Eito.
  2. Stay in the school.
  3. Don’t join the Invader Hunt.
  4. Choose the wrong culprit for Kako’s murder (anyone besides Shouma). (Ending 93)
  5. Choose Shouma.
  6. Say Takumi is the culprit for the second case. (Ending 97)
  7. Choose the wrong culprit for the second case.
  8. Accuse Takumi on Day 100. (Ending 96)
  9. Accuse Nozomi on Day 100. (Ending 95)
  10. Accuse Moko on Day 100. (Ending 94)
  11. Choose Eva as the culprit for the second case.
  12. Get Eva to shut up. (Ending 98)
  13. Fail to identify X. (Ending 99)
  14. Identify X as Kako. (Ending 100)

How to Get the True Ending in The Hundred Line: Last Defense Academy

There are two routes that are considered to be the true endings for The Hundred Line: Last Defense Academy. These are the Last Academy 2nd Scenario and Steady Fundamental Routes.

The former is pretty straightforward, while the latter does require you to see a few endings before you can unlock everything in that timeline. Both routes will help you uncover important truths and secrets in the story, and both should provide players with sufficient closure. It’s worth pointing out that the Steady Fundamental Route does feature an ending that’s a lot more optimistic than the other ones in the game, so you might consider going for that one as well.

How to Unlock the Flowchart and Jump Between Timelines

After completing the 100 days for the first time, you’ll unlock a flowchart, which lets you access all the timelines and unlocked endings in The Hundred Line: Last Defense Academy. You can access the flowchart at any time to take a look at all the choices you’ve made so far, and identify where the branching paths are.

Using this, you can easily jump to important points in the game to make different choices and unlock new routes. A cool thing about this is that once you reach this point, you can immediately skip all battles that you’ve completed so far. This makes it a lot easier to see all the endings the game has to offer, as you can just focus on the narrative. That doesn’t mean you should ignore Takumi’s grades and stats, though.

Zhiqing Wan
Zhiqing Wan
Zhiqing began her video game journey in 1996, when her dad introduced her to Metal Gear, Resident Evil, and Silent Hill — and the rest, as they say, is history. She was an editor at The Escapist, Destructoid, and Twinfinite before starting up Retcon.

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