Summary I Can't Refuse S from Kainu Manga
I Can't Refuse S summary: Miku, an inexperienced girl from a poor background, turns to a distant relative who is a CEO to settle her father's debts by becoming his lover. She enlists the help of a handsome butler to improve her skills and as a result, despite being a virgin, finds herself weakening. The novel also includes two one-shots: "Choukyou Ganbou Bangaihen" in volume 2 and "Tonari no Nudist: Sekirara☆Love" in volume 6.
