Non and Souta, a couple who are clean and sensitive to smells, are annoyed by the smell of their neighbors.A man named Gomi leaves his room stinky after masturbating, so he goes to complain but is ignored.Afterwards, she is locked up in Gomi's room and is forced to give her a far from ideal first kiss, leaving her mentally devastated.Non gradually finds pleasure in the smell and accepts her having sex with Gomi.Souta returns and she witnesses Non having lovey-dovey creampie sex with Gomi.