Teenager Luna is drugged and lands in danger, accidentally spending one night with top Alpha Kane. Later she finds her long-term boyfriend Jack cheated on her with her best friend Mia and breaks up heartbroken. To retrieve her inheritance coveted by relatives, Luna proposes a contract marriage to Kane. Kane, Jack’s adoptive father, has long loved her and agrees readily. After marriage, Luna reclaims her parents’ fortune and business with Kane’s influence, growing touched by his tenderness. Scheming Jack, manipulative Mia and hidden villains keep plotting to seize power and get revenge, yet Luna and Kane expose all their plots side by side.
