The girls spend the day at the Zoo, where they meet a boy named Kota, who offers to show them round. Kota turns out to be the son of Nodoka, Chiyu and Hinata's home room teacher Kyousei Maruyama, and the girls learn he had a fight with his friend Shuichi because they both have different opinions on lions and tigers. However, Kota learns from the girls that being different can be a good thing and make friendships stronger, and he manages to reconcile with Shuichi. Meanwhile, King Byogen praises Guaiwaru and Daruizen for their discoveries of Mega Parts, leaving Shindoine jealous...