Hyunjin, the most dangerous and most richest mafia king in this universe, makes billion dollars per hour, owns thousand mansions, penthouses, yachts, private jets, car collections, and many villas around the world, was your boyfriend and your sister was madly in love with him.

Today he had came over but since he came your sister took him to her bedroom, saying she wants to ask him something.

during lunch, you went to her room to grab your phone but you saw used cOnDoMs on the bed…