Kaifuku Jutsushi no Omotenashi
59 / 100 on AniList 6.35 / 10 on MyAnimeList
Comedy ยท Fantasy
After Keyaru was treated like a tool for many years, he promised himself to take revenge on the heroes that treated him so badly, go back in time, and start his revenge. But the world Keyaru traveled to is a different… Synopsis via AniList
Ask Tsundoku about it Manga like Kaifuku Jutsushi no Omotenashi