After Zhou Chen's 35th birthday, he fell into doubts about his paternity, only to discover that Lele, whom he had raised for five years, was actually the son of his late brother Zhou Yang. However, when the brother's belongings reveal a shocking truth, the culprit of the five-year marriage crisis turned out to be the doctor whom he once trusted the most. In the whirlpool of family affection and betrayal, a medical shady story spanning two generations gradually emerged.