Based on a game by Mink's M no Violet division.As for the preceding OVAs from Night Shift Nurses, the plot ofthis one centers around Yagami Yuu who likes being a responsiblenurse at a hospital, she tooks her work in first place, givingpleasure to the hopeless patients in a descending spiral in anon-stop way, each time more perverted and dirty, reaching thedowns of sexual behavior.