General Plot:
There are many stories where the Kyuubi gives Naruto a gigantic cock, but what if as his initial form of vengeance, things went differently, Naruto grew in body, but has an extremely small penis, far too small to ever pleasure a woman (one or two inches at most when hard). He understands he'll never be able to pleasure a woman, and is extremely embarrassed by it, but like all people he still craves a love life. He also has near to no sexual stamina, cumming at barely the slightest