When his murderous creditors granddaughter goes missing, in electric, neon drenched Tokyo, burn out, failed private investigator Joe Horiuchi is given a week to find her to pay off a large gambling debt, and discovers deep seated corruption of politicians tied to human trafficking and the organized crime gangs running them; but when the officer helping Joe wants to arrest him, he must rediscover his purpose in life and earn the trust back of those he cares about in order to venture further down the dark rabbit hole of organized crime to unearth the source of corruption before he gets his arm cut off.