A Kitsune in remnant

Akio Kurosaki was a normal human with a normal life, until the day he died. However, when he reincarnated, he was at the doorstep of a house he did not recognize. By the time the door opened he knew who the man was, he was in front of Ghira Belladonna house the leader of the white fang. How will he survive the world of remnant were humans kill the Fanus and face the Grimm at the same time?