Peter, once a renowned assassin for the notorious crime syndicate Glory Club, retires to a tranquil life managing a humble secondhand bookstore. However, a treacherous attack by his former associates leaves him on the brink of death, only to awaken to a miraculous transformation – his aging body restored to its youthful prime. With his newfound vigor, Peter embarks on a mission to confront his past and seek retribution against the very organization he once served.