On the way to marry her boyfriend, John Rivers, Nancy Summers is involved in a tragic accident. John's heart is transplanted into CEO Ethan Hale. To stay close to her late boyfriend's heart, Nancy marries Ethan, unaware that he has his own hidden agenda for marrying her. Little do they know, everything is part of a larger conspiracy.
Yasmin was ruthlessly betrayed and murdered by her husband. Five years later, she is reborn as Rosine, the formidable Sovereign of the Red Butterfly. Driven by revenge, she arrives at the Silvester family estate with a marriage contract in hand, only to unexpectedly encounter Caden, the Silvester family's adopted son. As they spend time together, their bond deepens into a complex and intimate relationship. Through a series of trials and revelations, they uncover each other's hidden identities. In the end, Rosine methodically brings the Silvester family's dark secrets to light, while Caden finally finds the love he has longed for.