This is Screwed Up, but I Was Reincarnated as a GIRL in Another World!
Yoku Wakaranai keredo Isekai ni Tensei Shiteita You desu
65 / 100 on AniList 6.55 / 10 on MyAnimeList
Adventure · Ecchi · Fantasy · Slice of Life
Ren, a young orphan girl, has been sold off to a merchant with sinister plans for her. Suddenly, memories of her past life on a world called Earth come flooding back, and Ren remembers that she used to be a research… Synopsis via AniList
Ask Tsundoku about it Manga like This is Screwed Up, but I Was Reincarnated as a GIRL in Another World!