Attacked On A Tiger's Whim

Kimagure Tora ni Okasarete
気まぐれ虎に侵されて

Sequel

The Training of the Impudent Dog
Namaiki na Ryouken no Shitsukekata· 生意気な猟犬の躾け方
manga

The drug dealer Shinjuku police station's detective Ao was tracking for half a year was caught by a man that appeared suddenly. The problem is that Ao inhaled some of the evidence by accident. A young man by the name of Noe helps Ao who has lost consciousness after the fact. He's reprimanded by his boss and receives sarcastic remarks from his co-workers. At that time Ao receives a photograph, a photograph that shows a dead Naji, who was Ao's S. It's hunt or be hunted, eat or be eaten, the heated race of the yakuza men.

Spin-off

The Faithful Dog Waits for Flowers
Chuuken wa Hana wo Matsu· 忠犬は花を待つ
manga
and 2 more

A gangster is assigned to be the bodyguard for his boss, but before long, he finds that his growing romantic feelings for his superior are possibly more dangerous than any assassin or enemy of the gang. (Source: DMP)