A renowned professional assassin finds herself facing an unexpected crisis. A powerful mafia boss in need of a marriage of convenience. Through a twist of fate, these two sworn enemies—each hiding their true identity—walk down the aisle and embark on a new life together as husband and wife. But just as love begins to take root, they uncover a shocking truth: their next target is none other than each other. With both prepared to eliminate the other, an unforeseen threat emerges, forcing them to join forces. Bound by a shared enemy, they fight side by side, risking everything—including their hearts—for survival.