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, impot
This is the story of a man who has never known happiness and of a man who is reborn by getting to know him.

Also included in volume one:

-Tadayoedo Shizumazu, Saredo Naki mo Sezu: In this prequel, we learn more about the painful backstory of Yashiro, the yakuza boss from Don't Stay Gold, and how he and Kageyama first became friends in high school.

The oneshot adds to readers' understanding of the characters from Don't Stay Gold, but also can be read as a standalone.

-Don't stay gold: A Yakuza boss really wants this "Mad Dog" fighter he found to work for him, but the "Mad Dog" isn't too keen on the idea, even though he owes a debt. After being injured and refusing to go with the boss, the "Mad Dog" winds up staying with the doctor for a few days. Will the "Mad Dog" give in to the boss to pay off his debt?