Shizuka scolds Hachiman for arriving at the very end of after-school classes. He then makes his way to a local cafe and runs into Yui, Yukino and Saika, and they are joined by Komachi and her friend Taishi Kawasaki. Taishi explains his concern over the late-night excursions of his sister Saki Kawasaki and the Service Club resolve to get to the bottom of the matter. The next day, the club employ various schemes of approaching Saki which all end up in failure. With Komachi's help however, the Service Club learn that Saki works nights at a cafe and eventually track her down to a bar at the top of a high-class hotel in Chiba...