To save her young son, Ranran, who suffers from a rare disease, Wen Nuan disguises herself as her injured twin brother, Wen Han, and joins Hongyu Group as a man. The company’s CEO, Zhou Yanli, has a genetic condition that makes him allergic to female contact, keeping him isolated from women for years. However, as he spends more time with Wen Nuan, he finds himself falling for "him."
