Fuka finds out why Kukuru is working so hard to keep the aquarium running. She’s asked to feed the penguins for an event, but things don’t go quite as planned.

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.

A year has passed since Gama Gama closed, and Kukuru has found work at Aquarium Tingarla. But for some reason, she’s assigned to Marketing.

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