The mansion becomes more lively and Tamako and Yuzuki's bonds improve thanks to their shared passion for the famous singer Kotori Shiratori. Later, Yuzuki falls ill and collapses from working too hard, so Tamako and Tamahiko nurse her.

Tamako move to her uncle's house in Kobe to begin her studies in medicine. Later that day, Tamahiko and Yuzuki go shopping at the village market where they draw the attention of young Ryo Atsumi. At night, Yuzuki gives Tamahiko a birthday present.