Eiyuu to Majo no Tensei LoveCome

Shiraishi Godo is an ordinary high school student with memories of a past life as a hero who saved another world from destruction. Now he wants to leave that life behind and enjoy a peaceful, normal student existence. That changes when Mai Shiina arrives as a mysterious transfer student. Her appearance blurs the line between Godo’s past and present, leaving him with a difficult choice: protect the world again, or protect the girl who has come to mean everything to him.