~ pulling this one off the shelf ~
Pink Pineapple & Seven present
Seikatsu Shuukan The Animation
性活週間 THE ANIMATION
“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.
