Fuka wanders off to Okinawa after quitting her idol job in Tokyo. There, she meets Kukuru, who is the director at Gama Gama Aquarium.

Karin finds a venue for a traveling aquarium at the pediatrics ward of the local clinic. The head nurse there has a fear of crabs.

A typhoon approaches as Kukuru locks herself inside Gama Gama to protest its closure.

It’s Gama Gama Aquarium’s last day, and it’s receiving a lot of visitors. The staff are hard at work to make it memorable.

Aquarium Tingarla is hard at work preparing to carry out the aquarium wedding project that Kukuru spearheaded.