[Oshi no Ko]: Ichibanboshi no Spica

Ai Hoshino announces her decision to leave B Komachi and the idol industry to Ichigo Saitou, her agency’s president. While the group seems successful, internal conflicts exist between the members. In response, Ichigo presents her with an alternative. This volume also features the story of Gorou and Sarina meeting and separating before they become Aqua and Ruby, along with a bonus episode titled "POV B."