- Kim Taehyung, a ruthless and cold mafia leader is disguised as a rich CEO of a company. Even though he had money, power and luxury, he still didn't feel complete. - Jeon Jungkook, a regular cafe worker who felt like he was a burden to everyone and anyone tries to be at his best every single day. Ambitious but poor, Jungkook struggles to take care of himself and pursue his dreams. What happens if these two completely different people in two completely different worlds collide?