Due to the psychological shadow of the past, Hachiman Hikigaya, who sings the praises of "living alone" with his own twisted thinking circuit, was taken to the "Service Club" by the life guidance teacher Hiratsuka Shizuka due to an unexpected incident and joined it. Together with the breathtakingly perfect beautiful girl Yukinoshita Yukino who belongs to the same club, and the fashionable girl Yuigahama Yui who belongs to the upper class of the class, he spends every day solving various cases, from solving interpersonal relationship problems in the class to running the cultural festival executive committee. In autumn, Hachiman and other second-year students go on a school trip. At this time, what is the commission received by the Service Club! ? With the addition of the newly appeared Isshiki Iroha, their relationship becomes more complicated. —— Hachiman's empty values have also changed a little. After these experiences, how will his high school life unfold! ?