Uchiha Kei: "I'm a damn unlucky guy who got isekai'd into the shinobi world, and my system turns out to be a garbage one that trains me to become a game developer? What about all the suffering of the world!?" System: "Scan complete. This is Earth, year 2024. Please begin development of your first game." Uchiha Kei: "Oh, I see how it is. You wanna play it this way? Fine. If I can't live in peace, then I'll make the world feel pain-the Uchiha way!" "Hell-mode game-activate!"