Lightly modified animation: A young boy with a pig head will not dream of a bunny girl senior

The heroine: Mai Sakurajima

Puberty syndrome - this is a A mysterious phenomenon that only occurs in the sensitive and unstable adolescent years.

For example, the wild bunny girl appeared in front of Azusagawa Sakuta.

Her true identity is Mai Sakurajima, a high school senior and actress who has taken a break from celebrity activities. Her charming figure was somehow invisible to the people around her.

Sakuta decided to solve this mystery. While spending time with Mai, Sakuta learns her secret thoughts...

Heroines appear around Sakuta one after another, and they all have "puberty syndrome." In a small town where the sky and sea shine brightly, an exciting story begins.