Heavenly Demonic Heart

[Traditional fantasy + good and evil + he was a gangster when he was a boy + decisive killing in the later stage] Mu Yunxi was born in the Demon Sect and possessed a rare treasure from the Demon Sect, but fate made him join the Shushan Sect and become a disciple of the Shushan Sect. He just wanted to be an ordinary disciple of Shushan. However, the mystery of his life experience was finally revealed, and his fate swayed between the evil path and the righteous path. With one person and one sword, how will he face the whole world...