On a trip abroad, Wen Xi is dragged into an underground fight club run by loan shark kingpin Mr. Jia. She ends up as the prize for the night’s champion, a mysterious young man named Xu Zheqing. Impressed by Xu’s deadly skills, Mr. Jia forces him to work for him, unaware that Xu is actually a private security consultant on a mission to save Wen Xi. Together, they face countless dangers and manage a daring escape.