The fall semester kicks off with a new transfer student, Sayaka Ootsuka, who also happens to be Ueno and Gotanda's middle school classmate. What's more, the trendy and outgoing Sayaka drops a bombshell on her very first day--she hears Ueno has a girlfriend, and the two were on a date at the summer festival! How is Hana supposed to resolve this misunderstanding when everyone is gung-ho about find the mysterious girl?!