Tama's activites

So I'm sure I was reading a manga where the mc is transported into his favourite book that has a bdsm theme in it . He becomes the main character in the story and is secretly happy about it and is just playing along. Can anyone give me the title? I've been trying to find but it seems to have disappeared. I belive at one point he goes back to his regular timeline

Sehwa Lee deals drugs to pay off his debts, but his life is disrupted when he is taken in for questi...