Haruki, an office lady whose husband is the general manager of a major textile manufacturer, competed with her colleague Yamada in a presentation on women's underwear made from a new material. However, Yamada was suddenly ordered to transfer, and when he found out that it was Haruki's trick, he became angry and splashed water on Haruki, taking pictures of her wet and lewd figure. Then, using this as an excuse, he made Haruki wear the underwear he had designed, and let the male employees touch her wet and see-through body thoroughly, as if to check the feel of the material...