Zato Cero a delinquent who attends Kouh Academy. He's admitting a strange energy which catches Rias' attention, however he's not so cooperative. He wants little to do with anyone and distances everyone that tries to get close to him, why?

Yugi mato is half fallen angel and son of azazel and a human descendent of merlin watch as he joins his father to the fraction meeting and meets the gremory group

Ore wa namai wa Yamata No Orochi *Weeb Mode On!!! XD*