So the story is that Ash Ketchum is betrayed by everyone, and everyone means every single one. Be it his friends, Champions, Elite Four Gym Leaders, Legendaries and even Arceus himself.
After his brutal death, Ash was transported into the World of Highschool dxd.
Couple of points:-
1) Issei is female in this fanfic.
2) You can suggest Ash's Harem and his Aura Powers.
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The Purest Soul (Pokemon × Highschool dxd)
AdventureAsh Ketchum. The sweetest boy whose innocent.smile can make anyone smile. The brave one who always risks his own life to help anyone in need, even his foes, without expecting anything in return. The boy who was always loyal to his friends. A boy wh...