As Ichika is pondering on what Tetsuro told Kaito that night, thanks to Tetsuro's sister, filming for their movie goes to Okinawa, where Kaito meets a childhood friend, and her companion is attracted to Tetsuro. This puts Kanna and Ichika at an unease, especially when Kaori, the girl, says that Kaito is her fiancé. Mio, on the other hand, is uneasy herself when Chiharu, Kaori's companion, sets her sights on Tetsuro.