Gao Xingxing was buried alive by his superstitious grandmother since childhood, and was forcibly thrown out by his mother Jiang Yue. He was adopted by Su Daqiang and changed his name to Su Nan. In the process of searching for his mother Jiang Yue, Su Daqiang's own daughter Su Na took Su Nan's star necklace and impersonated her in order to become Jiang Yue's daughter for the sake of prosperity and wealth. In order to become the Miss Gao, she slandered Su Daqiang while begging him to let her go and change her life's fate. At this moment, Su Daqiang was diagnosed with acute leukemia and urgently needed to be matched. Su Nan begged Su Na to perform a bone marrow transplant on Su Daqiang. Su Na took the opportunity to slander Su Nan one by one, and Su Nan could only endure it one by one. This also intensified the abuse of Su Nan by Gao Tian and Jiang Yue, the elder brothers of the Gao family. However, in the final moments, Su Na was only trying to torture Su Nan. She could not possibly perform a transplant on Su Daqiang and had to kill Su Nan to prevent future troubles. At this moment, Su Daqiang accidentally learned about Su Na's secret, and all the mistakes were actually caused by Su Na stealing Su Nan's necklace. Just as Su Daqiang was about to tell Jiang Yue this secret, Su Nan had to go to the hospital to save her, and her life and death were uncertain. All of this was because of Su Na