Master martial artist Pang Tianchong descends from Kunlun Mountain to temper his heart amid mortal life and accidentally lands a security guard job at the Dai Group, where he meets Dai Qianxue, his childhood sweetheart. Blessed with peerless martial arts skills, he crushes arrogant rich brats, gangsters and hostile forces one after another. He clears his father’s wrongfully imposed prison sentence and shields his family and lover. Along the way, he befriends the Luo grandparents as well as policewoman Luo Qi, unveils the Zhuo clan’s long-running conspiracies and brings the wicked to justice. Eventually regaining his lost childhood memories, he reunites with Dai Qianxue and rises from an ordinary security guard into an unmatched powerhouse of the city.