La nobleza de las flores, 15

Rintarô Tsumugi is a student at the infamous Chidori Boys' Academy, while Kaoruko Waguri attends the prestigious Kikyô Girls' Academy. A new year begins, and Rintarô decides to celebrate his birthday by bringing together the groups of friends from both schools for a day at an amusement park. Meanwhile, Saku Natsusawa and Subaru Hoshina agree to study together, bridging the gap between them. They even plan to take the mock exam together the following month at T University. On the other hand, Valentine's Day is just around the corner, and Kaoruko seems to be in serious trouble.