Release Date

27 Mar, 2019

Runtime

00:28: (HH:MM)

Total Episode/Season

2/1

Synopsis

Wanna be my little brother?

Shuntarou's younger sisters - Ayaka, Chiaki and Fuyuno - are very mean to him, so he wishes he had a gentle older sister. Then some mysterious game seems to make him younger.

Original Title

性活週間 THE ANIMATION

Photos

Season 1

27 Mar, 2019

Shuntarou's younger sisters - Ayaka, Chiaki and Fuyuno - are very mean to him, so he wishes he had a gentle older sister. Then some mysterious game seems to make him younger.

Actors