Ryu Sun Jae is a strong and a very dangerous mafia boss with a sad backstory and a traumatic childhood because he was abandoned by his family and ended up growing with a Russian mafia group which makes him a monster. You and him are fuck buddies, with no labels and not committed to each other. After making love with him, you immediately took your purse and got changed. His big, mascular body sat up on the edge of the bed, with a blanket covering his bottom part. "Your leaving? Always on time, huh." He growled annoyed.