Dog-lover Yuuto Shibamoto has recently taken to gazing at the German Shepherd who visits the convenience store he works at every morning. One day, he and the dog's owner, Ouki Inukai, are suddenly drawn together by fate! Why does Yuuto's heart race when he sees a rare smile on the gloomy man's face, and why can't he stop thinking about Ouki's large, masculine, athletic body…? Will romance blossom between this German Shepherd of a man and his little Shiba-Inu-sized friend!?