Pursuit Of The Origin

Rishi Arya was a genius scientist and a lover of novel and comics. His life long Pursuit was to find the origin of life and decode the code of reality. He died at the peak of his career due to getting sucked in a wormhole he created due to accident in in his project. But is it really the end for Rishi? Find the journey of Rishi to find the origin of life, universe, etc. High School DxD AU ( Alternate Universe )