Unravel the mystery of a city in middle U.S.A. that imprisons everyone who enters. As the residents struggle to maintain a sense of normality and seek a way out, they must also survive the threats of the surrounding forest.

An incorrigibly self-serving exiled squirrel finds himself helping his former park brethren survive by raiding a nut store, a location that also happens to be a front for a human gang's bank robbery.