Josh (Ben Stiller) and Cornelia (Naomi Watts) are a happily married middle aged couple, who seem content with where their life is going. Josh is a film maker and Cornelia a producer. One day whilst teaching, Josh meets Jamie (Adam Driver) and Darby (Amanda Seyfried), a free-spirited young couple, who are spontaneous and untethered. Before long Josh and Cornelia, throw aside friends their own age to trail after the young hipsters and begin to feel a zest for life and a youth they wish they once had.
