The Forgotten Dragon - Highschool DxD FanFiction

Yuki Gremory is my name. I am a half fallen angel and half human, or at least I was. I became adopted into the Gremory family after Rias' father found out my powers and what had happened between me and a fallen angel clan. I am now part devil as well. I recently came back from training and decided to go to Kuoh to tal...

Lucifer|Highschool Dxd| OCxHarem

what if Grayfia wasn't supposed to marry Sirzechs but someone else and after his supposed death she was forced to marry Sirzechs. What would this person's return mean to the three factions?? Read and find out