Tingyue, a down-and-out Qianjinlou, disguised herself as a maid and entered Xiaoxilou to avenge her family's destruction. The goal was to get close to the warlord Jiang Huaifeng. However, she did not know that Jiang Huaifeng had been assassinated long ago, and the person in Xiaoxilou was Jiang Huaifeng's sister Jiang Yin.

In order to find out the cause of his brother's death, Jiang Yin pretended to be a military governor and mistook Lou Tingyue, who deliberately approached him, as an enemy spy.One wants to find out the real culprit behind the scenes and the other wants to assassinate for revenge. Both of them have their own agenda.There were several confrontations.

During several confrontations, they unexpectedly discovered each other's true identities. At the same time, Lou Tingyue and Jiang Yin even discovered that the murder of the Lou family and the assassination of the warlord Jiang Huaifeng were inextricably linked!

The truth was about to come out, and the two decided to work together to find out the mastermind...