University student Aoi Yamamoto joins the Sake Research society hoping to get a girlfriend and lose his virginity, despite being unable to tolerate alcohol. At a club event, he gets wasted on liquor chocolates and is taken care of by Kobayashi-kun, a member of the same club. Despite being very handsome, Kobayashi-kun confesses that he is also a virgin... because of his enormous dick! How will the drunken Yamamoto deal with coming face to face with the ‘Anaconda’? A sweet and sexy comic romance between students, extra-large size!