Ready to divorce her mafia kingpin husband, Ethan, after a friend's murder, journalist Emma survives a gang attack that erases her memory, leaving her believing she's five years younger and single. Seizing the chance to rewrite their story, Ethan creates an elaborate lie, introducing himself as "Lucas," the charming neighbor next door. As Emma unknowingly falls for her own husband again, she also investigates the mysterious mafia boss who is her legal spouse—a dangerous game where rediscovering love could mean uncovering a truth that might destroy them both.