Nyotai Kenkyuu Club ~Ano Ko o Nemurase Itazura Zanmai~

Dive into this ADV game from Dieselmine, where you can tease sleeping girls' vaginas and push the boundaries of their reactions. Based on the DLsite English description, features include bondage, object insertion, defloration, and a heroine with glasses. It's a nukige with high sexual content, focusing on vaginal gaping and side portraits, perfect for those who enjoy playful mischief.