Suixin

A renowned cultivator, one of four prominent figures, was punished by his master for his close association with Jiang Shu, a great demon. Despite being ordered to repent for three years, he remained unconvinced that Jiang Shu was the demon lord others believed him to be. His doubts were ignored when Jiang Shu attacked Tianyuan Mountain and his sect, resulting in his death. A century later, he is revived using forbidden techniques. To locate his main body, he must infiltrate the lair of the demon lord, Jiang Shu.