Slay the Gods: Even Buying Milk Tea Can Help Me Earn Clothes

[Original protagonist + casual shipping + no main story + side stories included] (Let me know who you want to see paired with, and I'll write it) (The artwork I post is my own!!!) (Due to a lack of content, I'm forced to create my own) Regarding Oriki's transmigration to the world of Slayer with a "book," and becoming Yog-Sothoth's agent, Oreki Kitahara couldn't understand why he was transmigrated just by going to buy his childhood friend a bubble tea. Not only was he transmigrated, but certain people also...