In 1983, a young man on the run from the police finds himself mysteriously transported to the year 2050. With no memories and newly developed superhuman powers, he finds himself recruited by the Neo Tokyo Mobile Police Unit to help them take down a vicious crime syndicate known as Necrime. But will this man, now known as Ryu Urashima, be able to take down the Necrime and find his way back to the past? Or will he be trapped in the future forever?