Wei Ming accidentally fell into a bloody world where everyone was killing travellers. In order to survive, he infiltrated the palace disguised as a eunuch and became the subordinate of the eldest princess Han Yuexi. When Liu Yuanwai saw through his identity as a time traveler, he fought back with a knife on the line between life and death. With the help of the palace maid Li Yin, Wei Ming awakened a special system that could copy the talents of other time travellers. However, he was targeted by the jealous eunuch Li Shan and informed the Bai Yuwei. In this murderous palace, how should he rely on his ability and resourcefulness to find a way out between power and hunting?