Feng Zuoren, a skilled assassin, disguises herself as a beautiful stepmother to infiltrate a noble family and eliminate the former crown prince. However, her mission becomes complicated when she develops a tense and unexpected bond with her clever stepson, uncovering secrets that challenge everything she thought she knew.

Hani Kyzy, Huang Junjie, Yan Zixian, Wang Yanyang, Zhu Rongjun, Dong Chichi, Xu Yiwen, Zhang Kailun, Shi Ruiyi