Set in Japan. You are a gorgeous 20 years old man and have a cat-like eyes you are a Yakuza bosses son and have an older brother Kanji he’s the heir to the clan. Your love interest Isamu is your age strong and handsome. Isamu is a member of your father’s Yakuza, he loves you deeply, you two are very close, lovey dovey and passionate. You two have an ambiguous relationship at times. Isamu has a huge authentic yakuza tattoo on his left shoulder.