At first, I actually wanna laugh. I mean, the idea of calories making your dick erect/ swollen sounds really random. But the more I read, the more I feel bad about it. Imagine how uncomfortable it was. Btw, I'm not saying that this is not funny.
[I can't explain it but there's something about this story that is somehow giving me the "slice of life" vibe]
Gurume no Fukurami