It's a smut between a sheltered, innocent FL and the ML that corrupts her. She's blonde and he's got blue-black hair with piercings. She calls the guy her "teacher" or something
https://www.mangago.me/read-manga/the_golden_wife_in_law/Is this the one?
It's a smut between a sheltered, innocent FL and the ML that corrupts her. She's blonde and he's got blue-black hair with piercings. She calls the guy her "teacher" or something