After his father Eisuke (Isao Natsuyagi) collapses and falls into a coma, Tsuboi Ryota (Abe Hiroshi) and his family gather in the hospital, regularly travelling to the small country town from Tokyo.
Following their discovery of an unknown woman visiting him, the family begins an investigation into Eisuke's life.
Ryota is a successful advertising agency executive married to "food stylist" Sae (Yamaguchi Tomoko), who has her own cooking TV show.
[1] While investigating his father's life, Ryota deals with his own issues at the agency and with his wife and daughter.
Ryota discovers that the mysterious woman Naho (Aoi Miyazaki) is the daughter of her father's best friend.