Drowning In Reincarnation

Me, a High School kid with a bit of anger issues name Coden, was walking to another School Day of torture and bullying. I walked down the brick walkway, near the bright blue pond and see a little girl splashing and waving her hands in the water. I try to help but end up drowning instead, sad right. I get reincarnated into another world but with magical powers, the battle begins....