The boys wonder if they're taking advantage of Sunako's cooking, and get a job at a fancy restaurant in order to lessen her burden. Kyohei wishes to eat nabe at a kotatsu, as he has never experienced the winter tradition. Kyohei goes shopping with Sunako, only to have the entire marketplace misunderstand their relationship. To add thing up Kyohei's fangirls appears and play around their grocery. Kyohei later lends a shopkeeper a helping hand, in return for some vegetables. Meanwhile, Sunako goes out to construct a kotatsu. In the end, they end up having an enormous kotatsu feast.