Rei Sakamoto

It is the story of an old friend, Tsutomu, who pays a visit to a couple and then disappears after one night. He leaves behind a mobile phone, and the couple set out to find him and return it. Along the way, they meet up with another couple taping themselves having sex. The four of them continue the journey to find Tsutomu. When they arrive at his home, his parents inform them that he was killed in an accident some years previously. What happens next is both bizarre and strangely heartwarming...

Older brother Kenichi and younger brother Takashi had not seen each other for a while, but they met at their estranged father's funeral. The father had moved to a small town and remarried and has a daughter, who is supposed to be their half-sister. Her whereabouts are unknown, as she left home at a very young age. One of the brothers mistakenly meets her, under very strange and disturbing circumstances...

After attempting to meet someone new on a dating website, Chihiro starts talking to Makoto, who is asking around about a string of suicides. She agreed to meet with him, as she knew one of the girls had recently passed. After the two begin to connect a bit, Makoto gets an e-mail from Chihiro, saying she doesn't see a purpose to continue living.