Su Yanzhou discovers that her husband Feng Zhendong intends to swap the test-tube baby embryos, secretly fights back and replaces the genes. Twenty-four years later, Feng Zhendong returns with his lover Zhong Wanning and their illegitimate daughter, attempting to seize the assets. Su Yanzhou plays along, lures the other party into transferring assets, and exposes their crimes. In the end, the truth comes to light, Su Yanzhou reunites with her first love Cheng Jingxing, the family of three reunites, and the villains face legal punishment.