There isn't a sin that MoRan, as the cruel Emperor Taxian Jun, didn't commit until the day he died. But unexpectedly, he is reincarnated into his 16-year-old self. Now he is determined to change his future and protect his martial sister ShiMei who tragically died in his previous life, in an incident which he blames his master Chu WanNing. A respected and kind elder, but of a cold and distant nature. The two, his cousin Xue Meng, Shi Mei, and all the cultivation world find themselves in the middle of a conspiracy with unimaginable consequences. As secrets are revealed, MoRan realizes he doesn't know his Master or himself as well as he thinks.