A smartphone is found at the TV shoot for a show about the Sea of Trees near Mount Fuji. The phone contains videos of three high school girls who met online: Ami (Okuma Ami), who is suicidal, Hinata (Kohinata Setsu), who yearns to witness the instant someone dies, and Mitan (Otonari Mirei).
Ami Okuma
as
Mirei Ohtonari
as
Setsu Kohinata
as Hinata
家田荘子
as
Moe Sasaki
as
椿鬼奴
as
山里亮太
as
佐藤仁美
as Ami's Mother