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.

Fuuka has returned to Okinawa to find a dejected Kukuru, struggling to do well at work.

Kukuru is tasked with coming up with ideas for an event, but her proposal comes with some serious challenges.

A penguin egg is about to hatch at Tingarla. The penguins team is set to stay the night at the aquarium, but Chiyu can’t make it, so Kukuru offers to take her place.

Akari comes up with an idea for an event at the aquarium, but she doesn’t seem to be particularly enthusiastic. Kukuru wants to change that.

A dolphin is lost in the waters near Tingarla. Kukuru is eager to check up on it, but she is busy preparing for an upcoming project proposal, so the staff take turns visiting the dolphin.