玉皇大帝就把谁都不愿意干的、整理天庭档案的工作交给了他们。几位成员没想到,天宫里所记录的档案是 “体验式”的,每一个管理员可以介入该档案所记录的事件回忆中进行体验。 于是,夺宝旅行团的一行人由此开始了一场场改写档案的新奇历险。
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.