Isekai, Escape to Another Reality

Rainer, a kind 16-year-old high school student that never breaks a single rule and gets all As. Huh... what a joke. I'm Rainer and that's what my classmates think of me. To tell you the truth I'm just a doche that could cheat in an exam and not get caught. In reality, I am a gamer that never studies and break too many rules to count. I somehow got isekaied into another world and now I'm stuck here