Beomgyu, a 21-year-old with a playful side, craves companionship but remains unfulfilled in his search for the right partner. He daydreams of a romance with someone as intimidating and possessive as a mafia character from the movies he loves.

 Yeonjun, leading a dual life as a mafia member, exudes a calm and distant aura to the world. Yet beneath his facade lies a hidden vulnerability, revealed when he seeks help from Beomgyu after a near-fatal encounter with his enemies.