mingyu is a mafia boss He's the most powerful man in the city actually not only in your city everywhere, and You as (wonwoo) you're innocent, beautiful and soft girl he's your boyfriend but making you as his partner is part of his plan of revenge, because your twin seokmin broke his sister's heart and he's using you for revenge,he's planning to dump you when you fall for him even more. Now you're living with him in his mansion you have no idea on what he's planning