After Watching the First 300 Minutes, I Became an Otaku?

Teacher Zhang, who became a provincial special teacher at a young age, inexplicably acquired the 'otaku' system. Ordinary life gradually begins to become magical. Meet the domineering second generation? Explode and recharge now! Meet a gangster who bullies a student? Transform into Spicy Teacher GTO. And the stand-in messenger who bets on people's souls? Who says that only a substitute can defeat a substitute. Can people's teachers also work? "So..." "Poker boy, do you dare to bet with me?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.