A week after coming to the island, Handa is trying to focus on improving his calligraphy. However, he keeps getting interrupted by Naru and her friends, including middle-school girls Miwa and Tama, who want their old base back!

Handa's only friend, Kawafuji, arrives with a kid named Kanzaki Kousuke in tow, but their trip to Handa's house ends up being very roundabout. Why does Kousuke want to meet Handa so badly, and why did Kawafuji agree to bring him?