A man coping with the institutionalization of his wife because of Alzheimer's disease faces an epiphany when she transfers her affections to another man, a wheel chair-bound mute who also is a patient at the nursing home.

Canadian actress and filmmaker Sarah Polley investigates certain secrets related to her mother, interviewing a group of family members and friends whose reliability varies depending of their implication in the events, which are remembered in different ways; so a trail of questions remains to be answered, because memory is always changi...