Yutaka Inoue was a 15-year-old boy who was a victim in an incident known as the lost incident where he was, unfortunately, one of the six kids that got abducted and forced to duel against ai in an unknown location luckily the police were able to find it due to leak information and stop this. Unfortunately, his parents passed away while they were looking for their son. Right now he is on a journey to see where his life will end up to be who knows what he will discover but he was reborn where he has lost all of his memories from the origin he was and will he remember them.