It is the Christmas season and Haruka wants to celebrate a Christmas Eve party with everyone at 765 Productions, just like last year. But with the idols' new fame, all of the girls are busy attending and performing at TV shows, variety shows, holiday or Christmas specials on Christmas Eve, and most of them might not make it in time. Nevertheless, the Producer assures Haruka that he will try his best to get everyone for the party. During her dancing sessions, Haruka learns from the Producer that he has managed to get both her and Miki audition for the musical Spring Storm for the lead role. On Christmas Eve and finishing her work, Haruka accepts not everyone can make it for the party and decides to make the best of it...