Sakura moved in with her boyfriend. Next door lived Chihaya, a struggling college student taking a gap year. While Chihaya was initially disappointed to learn about Sakura's boyfriend, one day Sakura brought over leftovers and suddenly her ass started aching. She pressed her ass against Chihaya's crotch, pleading, "Please, my ass won't listen to me!" Her ass began to squeeze Chihaya relentlessly.