To what extent does the presence of others affect our thoughts and actions? What do we believe when we are truly alone? Solitude is the riveting tale of diverse individuals isolated in a San Francisco seemingly void of all other human life. In the absence of others, each journeys into personal web of beliefs and perceptions as they try to determine what happened to them, and the world around them. Each of them view events differently. One suspects aliens have invaded, another believes it's a sign of Revelation and end times, some don't know what to think, and others find their minds...