Through the Exodus Project, Worns, Ryer, and the crew of Watchers Nest flee Earth, leaving behind Misaki who was engaged in a final battle against Ghoul. Witnessing Earth's transformation and entrapment within a time barrier, Misaki is separated from her comrades. As they navigate a space-time labyrinth, Earth undergoes diverse metamorphoses, spawning countless 'Nows' along varied time axes. Despite the supposed disappearance caused by the Exodus Project, Misaki persists, appearing in multiple forms before Ryer and the others. The iterations of Misaki, from her school days to childhood, raise questions about her internal conflicts. In a second awakening, Misaki grapples with the realization that history is veering in an unexpected direction. Will Misaki, Ryer, and their companions uncover a genuine happy ending amidst this intricate temporal chaos?