Xu Chen, a modern college student, accidentally traveled to the ancient martial arts world full of swords and swords. Between the completely unfamiliar world and various dangers, he struggled to survive with reason and wisdom. Involuntarily involved in the struggle between Jianghu forces, he not only has to work hard to protect himself, but also constantly makes difficult choices due to various ties such as friendship, grievances, family, and ideals. As the main plot advances, Xu Chen is entangled with Gu Wanqing, Nangong Yi, Lu Ziling, Yan Ruyan and many other characters, and friendship, love, hatred and redemption are intertwined and interpreted. The story has multiple clues going hand in hand, including the grievances and grievances of family and country, as well as the various situations of the world. Each volume has independent crises and themes, which are intertwined and finally converge at the top of the storm. In the tests of life and death, Xu Chen grew up to be a true "man of the rivers and lakes", and the rivers and lakes also quietly changed due to the torrent of time and everyone's choices.