Lan Xieyi, an ordinary boy, wakes up one day to find he's travelled through dimensions and has become a demon's male pet! And he's even being used by the owner of this body to act as Bai Yueguang's substitut...

Sharing the same body in the Mortal World, having to rely on human skin disguise to get by after losing the Invisibility Jade charm... They are the Messengers of Death, the smiley giant moth Bai Wuchang who ...