FSDSS-234 During overtime, a female employee named Nikidou Yu was subjected to weekly breast harassment by her most hated boss, improving her to an instantly orgasmic sensitive constitution.

New employee Nikaido Yume aims to commercialize her own project, but the leader of that project is assigned to Abe, who is hated by his colleagues. Yume, who has been running around to realize the project, encounters Abe's obstruction. Furthermore, during overtime, Abe's harassing hand reaches for Yume's large breasts… Unable to resist, Yume gradually changes into a lewd constitution that reaches climax with her breasts…