Sinopsis: Salesman Shinji is at the subway station on his normal daily commute when he receives words that his estranged father has been hospitalized. Shinji's strained relationship with his unscrupulous father goes back many years, and the news awakens some unhappy memories. At that moment, he sees a person resembling his brother, who passed away forty years ago, leaving the platform, and he hurriedly follows. When Shinji steps out of the station, he finds himself in 1964.