Amane has shown one-sided favor for Yuuji, who she should have been meeting for the first time, ever since the day he transferred in. Yuuji is left wondering if there isn`t a more compelling reason she is always so devoted to him other than "love at first sight," even though it hasn`t been long since she got to know him.

It has been several days since falling into the abyss. The girls exhaust their food on hand and don`t have the willpower left to believe they`ll be saved. Slowly but surely they begin to break.