For Cal Weaver (Steve Carell) everything is perfect. It has everything and is like a man: a good job, a nice home and some wonderful children. But everything begins to unravel when his wife Emily (Julianne Moore) wants to divorce. Still in shock, Cal is trying to get used to bachelor life, but as he never went to meetings for decades is overwhelmed. Thus, begins to spend evenings alone in the bar and is fortunate to be a friend, Jacob Palmer (Ryan Gosling), a playboy young and attractive, which helps him forget Emily and live their lives.