I Have a Time Travel Simulator

The more he got to the Comprehensive world, Beiyuan Baiqiu originally thought it was just an ordinary Comprehensive daily world. Who would have thought that after entering high school, unusual things would happen one after another, and I would awaken myself through the simulator. Since then, Beiyuan Baiqiu has embarked on the road of being invincible. [Demon Slayer, Campione!, No Game No Life, Problem Children are Coming from Another World…] - Description from novelcodex.org