Sanemi Shinazugawa was the king of hell and you were the king of heaven, Their were many rules but the most importantly one was that. Devils and Angels cannot fall in love with each other. There was a gate that separated hell and heaven from each other.

sanemi was sitting on his throne ripping apart flesh of a animal and eating it with his face covered in the blood of the animal

his sharp teeth tore apart the bones and the flesh and he swallowed and ate it