Set in 1959, Diner shows how five young men resist their adulthood and seek refuge in their beloved Diner. The mundane, childish, and titillating details of their lives are shared. But the golden moments pass, and the men shoulder their responsibilities, leaving the Diner behind.
A therapist goes outside his office and into his patients' personal lives to help them. He is treating a man who is hearing sounds but apparently there is nothing wrong with him psychologically. And a woman who despite being in a healthy relationship goes around picking up guys and having sex with them. She decides to seek help and what the doctor learns is that the problem goes back to her childhood and her family.
Steve Thompson is losing himself, one memory at a time. Plagued with amnesia after getting a concussion, Steve is overwhelmed by his unrecognizable life and leaves his family in search of answers. But his quest only returns him back home, where he must face his demons and get at the truth.