Ruan Wanying, a florist whose family is in decline, is forced to become the contractual partner of Jin Yanshen, the president of the Jin family, in order to repay her father's debt. Jin Yanshen imprisoned her in a golden cage in the name of protection and monitored her social interactions and whereabouts. His paranoid love grew crazily in his desire for control. Ruan Wanying struggled with fear, but gradually discovered the childhood trauma behind his cold mask. When the family conspiracy is revealed, the two are pulled between hurt and redemption, and their relationship moves from a restricted relationship to a two-way healing.