Famed author Kasumigaoka Utaha had always struggled with her novel series, 'Koisuru Metronome' until she met Tomoyo Aki, her biggest fan who inspires her to give it a proper conclusion and later becomes her personal editor. Now with Tomoyo's passion and Kasumigaoka's determination combined, the two work together on her latest series while also discovering their true feelings and finding parallels between themselves and the characters within Kasumigaoka's novels.