One Night with My Boyfriend's Brother: The Mafia Don

A humiliating party game turns catastrophic when an unfaithful boyfriend publicly embraces another woman, prompting his sharp-witted partner to end the relationship on the spot. Dismissing her justifiable outrage as an overreaction, the ex-boyfriend laughs it off until a high-stakes challenge falls upon his closest companion—the most dangerous kingpin in the city. To the astonishment of every guest, the untouchable crime boss bypasses every socialite in attendance to offer his hand exclusively to her. Accepting his proposal without hesitation, she soon discovers that this fearsome figure has harbored intense feelings for her across years of quiet observation.