Seirei Gensouki: Spirit Chronicles Season 2

A High school student Haruto Amakawa was spending his life peacefully. One day on his way to School he got died in a car accident. After that, he opens his eyes to the magical world of a Young boy, Rio. He has some sort of powers and can use magic too. He remembers all of his past life and also knows about the current one. Rio’s mother got murdered by some strangers and now he was after them to take revenge.

He set out on his journey to find them and reached near Bertram Kingdom. Where he saved the Princess of that kingdom from some kidnappers. As a reward, King decided to give him a golden chance to learn magic from the Bertram Royal Academy.  HE started training there and mastered all the things and made a lot of friends.