The young Xu Tian was taught extraordinary skills by four peerless masters. An old secret of the Lin family lies hidden in the southern part of the ancient city. Northern forces led by Feng Qi, Wei Qing, and Pei Jin scheme at every turn, using the Wan family and Chen Zhi to pressure the Lin family in an attempt to seize a mysterious bronze treasure buried underground. Xu Tian relies on his medical skills and martial prowess to overcome one crisis after another and uncover the truth about events from ten years ago. In the season finale, all the villains surround Xu Tian. At this life-or-death moment, his four masters suddenly appear, and an earth-shattering showdown officially begins.