Nôsatsu sales: Iyashino ero-shitagi

Kanako, an underwear salesperson, is wondering with whom she will spend the "Yui no Hi" established by the government. However, she is hard to decide on a partner, and she seduces the men of the customers who got in the sex appeal strategy, but all of them end up unexploded. Meanwhile, Shuji, who was once a lover, appears and begins to take care of her.