Main Character Update

You're the strongest human on earth you're also immortal due to a war that happened in your home universe so *God* has given you the opportunity to travel across dimensions were you can fight strong opponents but then when it came to a certain universe called the dxd universe you decided to stay and finish High School since you had made the promise to your mom before she passed away and went to heaven. But things don't go as planned, let's see how things unfold.