Warren Schmidt (Jack Nicholson) is 66 years old and has just been retired after a whole life in the insurance business. In his profession, he has learned that, based on factors such as prosperity, life circumstances and history of illness, calculate how long a person can live; When his wife suddenly dies, he gives himself around nine years. The big crisis is a fact and, at the same time his daughter, whom he loves but lost contact with, is soon to be marry with a weird water bed retailer. Warren Schmidt cannot expect a happy end. Feelings of ignorance, emptiness and the loss of identity force him to seek new ways, and he goes on a long journey with a huge camper to go on a trip on memory lane.