Guo Yan, the most inconspicuous outer disciple of the Hanhai Sect, volunteered to sneak into the Demon Sect's "Blood Evil Sect" as an undercover agent in order to save the sect. After lying dormant for ten years, he endured the humiliation, pretended to be crazy and acted like a fool. He was regarded as a traitor by his fellow sect members and as a waste by the Demon Sect disciples. However, in an accident, he awakened to a forbidden constitution - schizophrenia! Every time a personality is split, an ultimate martial arts talent can be awakened! Knives, swords, fists, palms, poison, formations... He alone is an army!
