Season 1

Follow 487 stranded students forced to build a society aboard a spaceship after a disaster. Over time, their journey evolves from a survival drama into a psychological breakdown of leadership, power, and human behavior.

1. 

   1. The Forthcoming Time

   1999-10-06 · 25m

   Students train at the Liebe Delta station; tensions and relationships are introduced before disaster strikes.

2. 

   2. Unnecessary Things

   1999-10-13 · 25m

   A sabotage incident begins to destabilize the station, causing confusion and mistrust.

3. 

   3. Beyond the Vast Sea

   1999-10-20 · 25m

   The crisis escalates as the station is dragged toward the dangerous “Sea of Geduld.”

4. 

   4. The Ring of Ryvius

   1999-10-27 · 25m

   The station is destroyed; surviving students escape aboard the hidden spaceship Ryvius, now stranded without adults.

5. 

   5. A Little Harmony

   1999-11-03 · 25m

   Students begin forming a fragile society aboard the Ryvius.

6. 

   6. My Moment

   1999-11-10 · 25m

   A coup led by Blue takes control; the Vital Guarder weapon system is discovered.

7. 

   7. The Changing Times

   1999-11-17 · 25m

   Power struggles deepen as leadership fractures and factions form.

8. 

   8. We Didn't Know Anything

   1999-11-24 · 25m

   The crew struggles to understand the ship and their situation.

9. 

   9. Vital Guarder

   1999-12-01 · 25m

   The giant weapon is activated as external threats emerge.

10. 

    10. Even If You Can't Believe

    1999-12-08 · 25m

    The Ryvius is attacked; it fights back but becomes a target of authorities and is forced to flee.

11. 

    11. When the Party's Over

    1999-12-15 · 25m

    After a brief celebration, the crew are labeled terrorists; rationing and inequality begin.

12. 

    12. Whereabouts of the Future

    1999-12-22 · 25m

    The crew debates their direction and survival strategy.

13. 

    13. If Only to Meet

    1999-12-29 · 25m

    Personal relationships intensify amid isolation.

14. 

    14. To Be Too Conscious

    2000-01-05 · 25m

    Class divisions and resentment worsen onboard.

15. 

    15. Swept Away

    2000-01-12 · 25m

    The Ryvius drifts further from help; morale declines.

16. 

    16. Deforming World

    2000-01-19 · 25m

    The ship’s internal society becomes increasingly unstable.

17. 

    17. Free Order

    2000-01-26 · 25m

    Authority structures begin to collapse.

18. 

    18. Incomprehensible

    2000-02-02 · 25m

    The survivors reflect on their failures and misunderstandings.

19. 

    19. Smiling With You

    2000-02-09 · 25m

    Moments of humanity appear amid growing chaos.

20. 

    20. Things You Can't Give Up

    2000-02-16 · 25m

    Ikumi seizes control of the ship using the Vital Guarder, enforcing strict rule.

21. 

    21. We Don't Need Tomorrow

    2000-02-23 · 25m

    The crew becomes divided under harsh leadership.

22. 

    22. In Order to Survive

    2000-03-01 · 25m

    Martial law intensifies as survival becomes the only priority.

23. 

    23. Torn Past

    2000-03-08 · 25m

    Characters confront their past actions and guilt.

24. 

    24. Kouji Aiba

    2000-03-15 · 25m

    Kouji challenges Ikumi’s rule as outside forces close in.

25. 

    25. In Order to Stay as Myself

    2000-03-22 · 25m

    Personal identity and choices come to the forefront.

26. 

    26. Tomorrow

    2000-03-29 · 25m

    With the Final battle and resolution, survival comes at a cost. The remaining crew moves toward an uncertain future.