As Panda has to fill in for the full-time panda for a week, he is forced to ride packed trains for work. He cheers up and becomes more energetic when he starts receiving flowers from a supposed fan named Rin-Rin, only to later learn it was the male flower shop owner, Rintaro Hayashi. Later, Polar Bear decides to do a parfait fair and tries to come up with some special parfaits to serve.