Genshin Impact: the Scumbag from the Demon God War

First of all, he is a scumbag just because the protagonist starts with Aleister's template. Maybe there is a female protagonist or not. After all, it was Aleister who transformed himself in the secret summons. The protagonist travels back in time during the Demon God War, and uses the Demon God's residue to develop rapidly, which will later produce Shadowdoll and the Magic Book. Others are being considered. The following is purely a collection of words. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.