Kōyō mourns for Shoko's death, wishes that there was a way to bring her back. Sakura Kaname, on the other hand, sees her death as a sign of valor. Kōyō and Sakura train against Kazuki using paintball pellet guns. It is found out that Kōyō's chromosomes began to change during the training session, while Sakura appears to be normal. Another island is discovered, in which a scouting team is assembled to investigate the area. Sōshi suggest that Sakura should stay behind to be ready for a possible enemy attack.