The Boston neighborhood of Charlestown, a series of pre-title cards inform us, is a fundamentally miserable but also beloved place, a rough-and-tumble environment where bank robbery has become a cottage industry. The Town is the story of bank robbers, and of the dilemma experienced by the people — Townies, they’re called, affectionately and not-so — who dwell in a place they love, and from which they’re desperate to escape.