On his second anniversary with CEO Chu Ruoyan, security guard Lu Han discovered her affair with Bai Yueguang Lingmo. He was devastated and decided to return to the Lu family after being separated for more than 20 years, and became the legitimate son of the Lu family. Chu Ruoyan regretted it, and tried to recover but repeatedly ran into obstacles. While Lu Han reached an engagement with Su Qingli, the daughter of the Su family in Jiangcheng, and joined forces to rectify the Su Group, he secretly investigated the cause of his mother's mysterious death and discovered that his adopted brother Lu Ming was actually a pawn planted by his enemies. He worked step by step to clean up the family's traitors, uncovered the masterminds Gu Chengzhang and Chen Yuting, avenged his mother, gained true love with Su Qingli, and finally took charge of the family business, ushering in a happy ending.