When nurse-in-training Yumi reports for duty, she's confronted with an erotic lesson plan that leaves nothing to the imagination! Depraved doctors, naughty nurses, and perverted patients each lend a helping hand to her erotic education. By the time the nursing staff is finished, Yumi will be pushed to the brink of ecstasy...and sanity!...

Kozue has noticed Mai and Tsutomu's relationship, because of that Kozue has become rather distant and looks not very cheerful. While making love, Mai tells Tsutomu that Kozue is rather lonely, that Kozue has confessed her that her husband is always working and has no time for her, that she is so very lonely and that now that Mai and Tsutomu are together she feel envious of their relationship, that they seem so happy... Then Mai says to Tsutomu to take Kozue-senpai on a date and have her have a good time... Tsutomu dates Kozue and they have a great time together. Kozue now feels bad about having an affair with Mai's lover and wants to stop working in the flower shop for Mai. Mai then tells this to Kozue: "How don't we make Tsutomu only ours? for the both if us only?"