For days now, heavy rain has been hitting the glass facades of the city of Tokyo. Masahiro is alone in his office, and his wife doesn’t seem to be very excited about her husband’s overtime. Masahiro falls asleep on the computer during his monotonous paperwork.
He has a threatening nightmare, and when he wakes up bathed in sweat, nothing seems the way it used to be: Tokyo has reached an apocalypse of biblical proportions, and Masahiro only wants to be with his wife, who is miles away. An undertaking that demands unimaginable will and strength from Masahiro awaits.