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, is your boyfriend, who you stayed by his side since he was a junior and was trying hard to get successful and rich.

He was grateful for staying by his side and believing him, instead of mocking him.

You never left his side, instead, never mocked him, and always believed in him…