Director Sooraj Barjatya's film is about three aging friends who dare to take a trek to the Everest Base Camp. A simple trek turns out to be a personal, emotional and spiritual journey for the three as they battle their physical limitations and discover the true meaning of freedom. Uunchai features Amitabh Bachchan, Anupam Kher, Boman Irani and Neena Gupta in pivotal roles.