The human spaceship "Ark" sailed into the unknown star field "Return to Ruins" on the edge of the star map, and encountered space annihilation. The only survivor Zero woke up in an escape capsule on the verge of disintegration. He found that the AI logic in the cabin was damaged and was constantly playing confusing messages. In order to survive, Zero must decipher the laws of physics in Guixu, find the "Ark" logs left behind by civilization, piece together the truth, and confront the out-of-control AI.