Yellow Elephant (2013)

Movie adaptation of the Japanese novel "Kiroi Jou". A married couple Ayumu Muko (Mukai) and Aiko Tsumari (Miyazaki) live a peaceful life in a cozy old house in the countryside. Ayumu works as an unsuccessful novelist while Aiko is a happy but naive housewife. After a letter arrives for Ayumu their relationship grow distant and deteriorates.