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.

Haebaru Chiyu is at Gama Gama Aquarium from Aquarium Tingarla to study how they do things, but she butts heads with Kukuru.

With the Gama Gama Aquarium soon to be closed, Kukuru is desperate to find ways to keep it afloat. She tries to figure out a way to market the illusions that people had been witnessing there.

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.

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.

With work not going smoothly and having seen Gama Gama demolished, Kukuru leaves work to go to the sub-islands.

Having watched the sea turtle hatchlings, Kukuru returns to Tingarla with a renewed sense of purpose, and resumes work on the wedding venue project.

The director announces a new research facility to be built at Tingarla. Two people will be chosen to study at a similar facility in Hawaii.

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