Why was the family erased?

Why was the family erased? - Full Cast and Crew

Movie

Cast

T
Tomohisa Yamashita
as Saku Narumi
M
Mizuki Yamamoto
as Hikari Seno
K
Kei Tanaka
Y
Yōsuke Asari
T
Takashi Nikaido
N
Natsuna Watanabe
as Nogawa Ryoko

Crew

S
Shunsuke Morita
Director
M
Masahiro Ishida
Director