本片由天冲  名和宗则  执导,邀请演员西明日香  田中真奈美  种田梨沙  内山夕实  东山奈央  佐藤聪美  大西沙织  田村由香里  诹访彩花  潘惠美  村川梨衣  出演的动漫类型电影，讲述Shinobu and her class are preparing for a play for their school's cultural festival while Aya feels a little distanced from Shinobu for not having any elementary school memories with her. The story will takes us back to the past where Shinobu, Yoko, and Aya in their third year middle school year are preparing for their highschool entrance exam.