Refers to the first episode of the OVA (Original Video Animation) series.
The series is an adaptation of a doujinshi (fan-made manga) by Yorokobi no Kuni. It is an anthology where each episode features a different story centered around "imouto" (younger sister) characters in sexually explicit situations. imouto bitch ni shiboraretai 01 720p latin
The second story follows a brother who discovers a literal "hole in the wall" between his room and that of his sister, Sayaka. This narrative explores his internal conflict and the changing nature of their relationship as he observes her private moments. The "Imouto" Trope in Media Refers to the first episode of the OVA