[DeepL Translation - needs review] Introduction to Volume 1: Kuzushiro Saishita is an ordinary third-year junior high school student with no dreams for the future and no special abilities, just an average person anywhere.
Psyche spends her days in an ordinary and boring life, but one day, her childhood friend, Mikan, dies in an accident.
In despair, Psyche jumps into the pond, and "today", the day of her death, begins again.
Psyche repeats the "today" in question in order to save Mikan, but....
