Before the rating game against Riser, Rias Gremory was given 12 rings as a gift from her brother Sirzechs Lucifer. These rings gave Rias and her peerage emense power which won them the rating game. Her boyfriend Toad received the ring of the caring maiden while Rias has the ring of the hero king. But what if there's a 13th ring? One only Rias and Toad could use? And what if there were people that came from another world and allied with them? What if these girls has also fallen in love with Toad?
4 parts