 Jin (Yakusho), a young, widowed police detective who is thinking of leaving the force to better take care of his 8 year old daughter Misaki (Kanno), by chance arrests Neko (Emoto), an accomplished middle aged burglar who has just fixed Misaki s bicycle. After Neko has several weeks to see Jin in the interrogation room, he decides to confess to Jin and teach him how to become a capable detective and worthy adversary. By the time Neko serves his 10 year sentence, Jin is a highly regarded detective and they can they start their contest in earnest.