Cheng Ye, who possesses extraordinary skills, is ordered by his master to descend the mountain with the initial intention of finding his never-before-met fiancee, Xu Zhitang, to call off their old engagement. Along the way, he saves Xu Zhitang, who is being cornered by his rival Zhou Chengxiao, and coincidentally gets hired to be her bodyguard. Relying on his superior strength, Cheng Ye successively resolves business traps, thwarts the conspiracies of multiple enemies, and guards Xu Zhitang time and time again. Having gone through crises and confrontations, Cheng Ye, who originally intended to break off the engagement, falls completely in love and chooses to hold on to this destined relationship.