I, the Little Cat, am a Substitute for Someone Who Makes Them Thin and Hungry

Meow, meow meow meow meow, meow meow meow meow... The Son of God: "There is no real fairness in the world, cat." The cat nodded: "I should have an unfair substitute." System: "There is no knowledge that can be learned by reading it once. Please experience its meaning repeatedly." The cat nodded: "It turns out that knowledge can also be eaten." Infinite flow, will become a cat girl but there will be a second volume, single for the time being: jojo7 Puma Yaro → Date a Live → One Piece → Fate/Zero → Touhou Gensokyo → jojo Old World → Puella Magi Madoka Magica → RE0 → Sword Art Online SAO