Six young women, including Katsuki Takahashi, hold a high school reunion, but their high school has been shut down. The women are happy to see each other again. Suddenly, a shot rings out and one person dies. They receive a text message from Natumi Shirakawa who died 7 years ago. The text message asks "who is the criminal?" To figure out the identity of the perpetrator they look back at what happened 7 years ago.
Cast
Minami Minegishi
Katsuki Takahashi
Riho Takada
Mifuyu Tachibana
Erina Nakayama
Takako Minefuji
Shiori
Erika Uchida
Ayana Sogawa
Arisa Kida
Mika Ushio
Yuka Kawasaki
Ami Tomite
Aki Yazawa
Taiyo Ayukawa
Unknown
Ryohei Abe
Unknown
Toru Kazama
Unknown
Ruika
Unknown
Ryutaro Maeda
Unknown
Naoki Takeshi
Unknown
Yuka Yoshimura
Unknown
