Saigo no Door wo Shimero!

Atsushi Nagai attends his best friend Toshihisa Saitou's wedding, where he begins to question his own feelings for the groom. This introspection is further complicated when he meets Kenzou Honda, another guest at the wedding, who befriends him when Nagai is intoxicated. Nagai now finds himself torn between his lingering emotions for Toshihisa and his growing connection with Honda.