A continuation of the previous work, "Ikenaiyo Yuko-san Introductory Edition". At the company where Yuuko works, various couples are enjoying their romantic lives. Various couples have been born, including Mayumi Morishita of the research department and Masamichi Yoshizaki, a programmer. Seeing such a state, the president also wants to do it! With this in mind, he and his girlfriend's secretary try to attack her male subordinates, but they are all intercepted by Yuuko. Why is Yuuko having sex with so many different men? And, will the president be able to fight with someone!? This is the final part of the ``I Don't Go, Yuko-san'' series.