The high school prodigies, now known to the world as the leaders of the Republic of Elm, have negotiated a cease-fire with the Freyjagard Empire. This unexpected peace is a welcome relief, but while most of the prodigies are now hard at work helping Elm put its best foot forward, Lyrule and Ringo have suddenly decided to have a showdown—which one of them can confess to Tsukasa first?!