Promise.Akane, Aoi and Wakaba's latest fight against an Alone (Hermit Crab) is observed by Himawari Shinomiya, a girl who spends her days confined to her room and participates in classes through a camera. Following the battle, Wakaba starts training Akane and Aoi so they can safely dock in battle. As the girls attend gym class, Himawari spots Kenjirou through her robot's camera as he investigates who's been hacking access to files on the Alone, before it is smashed by a wayward baseball hit by Akane. The girls go to Himawari's apartment to apologize, where Himawari asks to inspect Kenjirou, which Akane passes off as a stuffed toy named Uso...