Junichi Tachibana, a high school student, continues his interactions with the females at his school in the aftermath of Amagami SS. Amagami SS+ Plus gives us a glimpse into what happened after each girl's story was completed. Between each of the girls and Junichi, new events begin to unfold. Tsukasa Ayatsuji, the class representative, runs for student council president; Rihoko Sakurai, who has taken over the Tea Club with Junichi, still wants to confess her feelings to him; Ai Nanasaki wonders if her relationship with Junichi will go any further when he leaves for college; Kaoru Tanamachi wonders if her relationship with Junichi will ever go any further; Sae Nakata and Junichi deal with classmates who can't believe that