Seven years ago, a fateful night entangled Evelyn with Xavier, the ruthless CEO of GT Group. Now a struggling single mother, she desperately seeks a father figure for her son William while fending off her obsessive stalker - William's teacher Richard. Their worlds collide again when Evelyn saves Xavier's mother from a mugging. Unaware he's William's real father, she enters a marriage contract with Xavier, who's hiding his billionaire identity.