My Gentle Mr. Devil Teaser

A frivolous two-faced demon attacks x An earnest silly angel endures it. To fulfill his dream, the angel Nuoqiu takes on the peculiar job of becoming a demon’s investigator. The one he’s investigating actually claims to have known him for a long time. Angels and demons don’t mingle, but the more they get to know each other, the more Nuoqiu is getting the feeling…