Saezuru Tori wa HabatakanaiTwittering Birds Never Fly; Don't Stay Gold; Pájaro que trina no vuela; Tadayoedo Shizumazu, Saredo Naki mo Sezu; Złamane skrzydła; Певчая птица крыльями не машет; 囀る鳥は羽ばたかない; 鸣鸟不飞; 지저귀는 새는 날지 않는다; A szárnyaszegett énekesmadár

Yakuza Yashiro, who only ever loved Kageyama, meets a new bodyguard, Doumeki Chikara. Unfortunately, the latter is impotent. The masochistic, lewd and beautiful yakuza Yashiro and his silent, clumsy, impotent subordinate, Doumeki. This is the story of a man who has never known happiness and of a man who is reborn by getting to know him.