Ep. 8: Gama Gama Aquarium staff prepare for a hospital visit while hiding a forbidden crab.

Karin arranges for the Gama Gama Aquarium to host a mobile aquarium event at a hospital. On the day of the event, caretakers prepare for the visit. Kukuru and Karin go to greet the head nurse, Kinjo, but her words create an awkward atmosphere between them. Meanwhile, Fūka notices that a crab, which is forbidden to be brought into the mobile aquarium, has been mixed in with the other creatures. She attempts to hide the crab before the hospital staff discovers it, adding tension to the preparations for the upcoming event.

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