The film tells about an active senior, Mārtiņš Ziebergs (65), who is spending his old days and retirement looking for lost people; there are hundreds of them in Latvia. Following his activities, the film discloses both the everyday routine of the senior – life of “a detective” and process of investigation – as well as the outcome of it – unexpected reunions of the ones who have been searching for each other for years and also unmade reunions or cases never solved.