Having reached retirement age, Hiraga Raizou (65) lands a new job that pays extremely well! And itâ€™s top secret!! With no guarantee on your life!!! When he sets out to do the companyâ€™s mysterious work, he encounters a little girl at their â€œworkplaceâ€ and gets pulled into an incident. Raizou took on the job to pay the medical bills for his grandsonâ€™s incurable disease, but what awaits him in this line of workâ€¦!? Author of â€œCOPPELIONâ€ Inoue Tomonori brings to you an immoral crime action manga!! An elementary school girl and a tough old man team up to rampage through the underworld!!!