Lee Y/N is a cold a savage girl. Has two brothers and one little sister. Never knew her brothers was working with the mafia king even her cousin was working for the mafia king. She is a secret mafia queen who is known as the psychopath killer. She from a family of mafias her mother was a secret mafia boss and her father was a billionaire, CEO when she was killed made a promise to kill her mother's killer. Later her dad was also killed by a group of men in black so she took over her mother position a became the mafia queen and took the position as a CEO since her brothers refused to take the position.On till one night she got drunk and had a one night stand with a man who tend out to be the mafia king. What will happen when she find out that the man She had a one nightstand with is a mafia king ? What will happen when she finds out that the guy has been looking for her for 4 years now? What will happen when the mafia finds out that he has twenty one kids? Surely they will have ups and downs but will pass through it? What will happen when your brothers and cousins find finds out that you are the secrets mafia queen and had given birth to kids for their boss?