Synopsis
Eighteen years old. The last stretch of summer. A decision that can't be taken back. "I killed my mother." — On August 24th, the morning school reopened after summer vacation, Rin Yorunagi heard those words from Hikaru Natsuno, a boy she used to go to school with. She had first met Hikaru about a year and a month before, also in summer. At the time, Rin wasn't going to school. She only came in that day to hand in her withdrawal form. On her way through the building she found a male student about to throw himself from a fourth-floor…
