past viewing system focusing on keneki ken
Centerd around his experiences while hes just trying to lay low in this new world
The whole supernatural world of dxd is seeing his life eventually he gets recruited by rias
Grafya is not married to sizercs
And a ajuka study's rc cells
The rc cells has adapted to work with both humans and devils after his race change into a devil
For some reason changing his race to devil has allowed cow byproduct to be edible like milk so now keneki can drink coffe with milk and eat coffe pudding and cheese lucky him