

Overview
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.
Seasons
Where to Watch
Not available to stream in your country yet.
Info
- First Aired
- Mar 27, 2019
- Last Aired
- Jul 25, 2019
- Episode Runtime
- 28m
- Original Name
- 性活週間 THE ANIMATION
- Country
- JP
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