The three Subaru members defeat the boss Purgatorio responsible for Asahi's game over. Upon his defeat, they see mysterious images inside their heads, and Asahi suspects they are her memories. They set out to find the remaining Subaru members when they are surrounded by members of the elite Southern Cross guild who are after Asahi. They're soon joined by a different guild called the Brill Society.

Haruto, Satsuki, and Takanori meet up in real life to discuss how to rescue Nozomi. However, they suddenly find themselves caught up in a strange phenomenon, when a mysterious man appears and tells them that in order to change the future, they need the power to choose an ideal world. Recalling Elicia's story, they conclude that the man must have used one of the Senses from Re'Union in real life.