(Taehyung ff)when you were kidnapped by the mafia king after your step parents didn't payed his dept

Taehyung ff
When you were kidnapped by the mafia king after your step parents didn't payed his dept but later he found bruises on your entire body which was given by your step parents.
About the story:-
The main male lead did something to get his money back from the person he gave and was not willing to attend but later when he tried to do something he found something more shocking and devasting.