Fall 2006 in Tokyo, Satoko lives happily with her husband Yusuke, baby daughter Haruko and parents-in-law. One day, Satoko loses her husband and daughter by accident. She meets a crying a baby girl and calls her Haruko.
10 years later in Tokoname, Aichi Prefecture, Satoko lives with Haruko and her childhood friend Yoriko. Satoko has raised Haruko like her real daughter, but she discovers something about her husband ...
