Cheerful Eros Project
Akarui Eros Keikaku
6.41 / 10 on MyAnimeList
Hentai · Romance
Collection of 10 short stories including: • HSS: His sister is envy of his girlfriend. Suddenly, his girlfriend saw them in an inexcusable position. Then she asks to join the fun!! • Oniichan wa Shinpaishou… Synopsis via AniList