Betrayed by her stepmother and stepsister, the gentle and kind-hearted Aruna finds herself trapped captive in the hands of the most powerful mafia leader. Leonard Valtieri, a towering man with a charming face, appears perfect to everyone. But behind his cold smile hides a cold-hearted demon accustomed to controlling everything. As Aruna tries to escape, Leonard becomes increasingly obsessed. Like a game of cat and mouse, Leonard enjoys every second of the chase—unbeknownst to him, his heart slowly melts under the charms of his captive. Can this gentle angel conquer the dark-souled demon and find his own happiness?