Saeko and Yukako live together in a small apartment complex in Tokyo. After the Tohoku earthquake in 2011, both live in a state of unease. Saeko, who is in a divorce, is worried that her daughter is exposed to radiation. Yukako is also afraid of radiation and tries to convince her husband to move. The two become friends after Yukako tries to save Saeko after a suicide attempt.

Kiki Sugino
as Saeko

Yukiko Shinohara
as Yukako

Takeshi Yamamoto
as Tatsuya

Ami Watanabe
as Kiyomi

Yū Koyanagi
as Noboru

Makiko Watanabe
as Noriko

Maho Yamada
as Mika

Maki Nishiyama
as Yoko

Susumu Terajima
as

Kotaro Shiga
as Shinji