He was bullied when he was young, and his adoptive parents were forced to die tragically. The mysterious old man preaches and teaches, treating him as his own son. After six years of study, he returned to seek revenge, but was accidentally involved in a shocking conspiracy. One is a childhood sweetheart, the other is a "brother" in life and death, and even the little genius of the Demon Sect is enamored of him and will never leave him! Good and evil, love and hate, small love and righteousness, where to go...