Summary
A rising detective prodigy, Asuhara Gin, possesses remarkable physical skills, but after a pivotal event, he enters a subordinate-master pact with seasoned investigator Mera ShÅ«sui. This strange and warped partnership sees them tracking vicious offenders, even collaborating to “collect the blood of criminals” as their agreement demands. Their focus narrows on “Z,” a terrifying serial murderer. The contract and chase plunge Gin into the criminal underworld’s abyss, testing his ethics and will to live. He must navigate his master’s demands, the perilous pact, and the grim reality of an unyielding manhunt.