The top killer Gu Yanluo returns to the country for revenge and accidentally saves Qin Wuwu, the sickest richest man. The two are attracted to each other and redeem each other. They join hands to fight against their fiancé Xiang Tianci and Green Tea's adopted daughter Lin Yuyun who are involved in human experiments, and reveal the truth about Qin Wuwang's parents who faked their death to control the organization. After experiencing the test of life and death and family disputes, the two firmly chose each other, rejected the dark plan, and agreed to spend the rest of their lives together, running in both directions in revenge and redemption.
