Lin Nian and his mother depend on each other and live a low-key life. Lin Nian was accidentally discovered by Professor Cui, who carried out genetic modification that year, and Professor Cui ordered his subordinates to lead people to hunt down Lin Nian. On the way to escape, Shen Yu appeared to save him, and after a series of incidents, Lin Nian, Shen Yu, Song Ran, and the three joined forces to find out the truth.