It's been almost three years since Mei Tachibana and Yamoto Kurosawa started dating. For their final summer vacation of high school, they makea return trip to the beach. But before they learve, Mei gets an unexpected message from Ren. Meanwhile, Rin and Kai have started dating...but after a secret from Kai's past is revealed, their relationship takes a turn for the worst. And finally, Megumi returns from Paris, but her trip abroad has changeda lot for her. She's come back to Japan with a new look, but what other changes will she reveal from her sojourn in the City of Love?