Five years ago, a violent encounter on a rainy night tied Elena and Dominic together. The powerful godfather of the North American underworld searched relentlessly for the mysterious woman who vanished without a trace. Living in poverty and suffering from cruel family abuse, Elena worked as a cleaner and secretly raised a pair of twin boy and girl alone. When they meet again by chance, Dominic discovers the children are his blood. Buried rage, deep regret and long-lost love surge up. Facing vicious relatives, greedy gangsters and endless dangers, the ruthless mafia lord stands firmly in front of Elena and their kids. From hatred and estrangement to mutual redemption and wholehearted devotion, the lowly cleaner eventually becomes the only queen ruling over his dark empire.
