Aira begins to develop a crush on Okarun. As the three friends' emotions intertwine, they suddenly face another extraterrestrial emergency.

Wielding Acrobatic Silky's power, Aira fights the Serpoians alongside Okarun and Momo. The frustrated Serpoians power up their crustacean-like minion.

Momo's childhood friend Jiji has come to stay with the Ayases. He explains that he needs Seiko’s help with some strange phenomena at his house.

As Momo fends off an attack in the outdoor hot spring, Okarun and Jiji panic over how to handle the mysterious room. Just then, the doorbell rings.