An Awesome Power

Story:

Jeong, the Slaughtering Scythe Demon, feels joy in killing others. He happens to look just like Mok Gyeongwoon, the third young master of the Mok Sword Manor… “If you pretend to be me and live my life. I will let you out of this prison.” “Will you really give me that chance?” 'Crack-!!!' He kills the Third Young Master and decides to become the 'real' one. Can the fake Mok Gyeongwoon survive as the real one? The serial killer begins his new life as the Third Young Master of the Great Mok Sword Manor.