Josh and Cornelia refuse to grow old. They are in their forties and their friends only talk about babies. Josh has been working on a documentary for eight years and is teaching to pay for his apartment in New York. He finds the flame thanks to Jamie and Darby, two of his 25-year-old students who live the existence he has always dreamed of. The two couples get closer and spend a lot of time together. When the charismatic Jamie announces his project documentary, Josh decides to help him. A cooperation that will soon be tinged with jealousy and professional banter.