Hana to Tsuki

Kanzaki was picked up by the yakuza Sugawara when he was a youth and managed to survive. Sugawara eventually took over as clan leader, and Kanzaki came to support Sugawara as his right-hand man. However, the clan has already begun to decline, and Kanzaki spends his days cleaning up the mess left behind by the former head of the clan. In the midst of all this, he learns that Sugawara is being held by a yakuza from another clan in to protect the clan. In order to put an end to all this, Kanzaki begins to work alone in the dark... What will become of the twisted love affair between the cold-hearted Yakuza and the aloof gang leader?