Synopsis

A shared cold settled upon Yutaka and her companions, prompting visits from Minami, Hiyori, and Patricia. The four girls gathered, along with Konata, to discuss topics ranging from the endearing qualities of younger sisters to Minami’s physical attributes and Hiyori's reluctance to let Yutaka view her doujinshi. Inspired by a television report on xylitol gum’s cavity-fighting properties, Miyuki resolved to try it. The experiment yielded an unexpected consequence: a filling came loose, necessi