"Go get a chair" (Arinko chair)

Freeter sister Kozue (Haru Kuroki) who lives with popular YouTuber sister Yoko (Hoshi Moeka). Kozue leaves the house because he can't stand Yoko's attitude of bringing in his boyfriend Toru (Eita Okuno) without permission. Kozue sneaks into his absence to get back the chair he originally bought (Arinko chair).