Småstaden is about the small town of Larstad (like Karlstad, but Lars) where Sweden's youngest and most unwilling municipal councilor Simon Hoffman is tasked with saving the town from total decay.

When Jonna is told by her boss to be more friendly with the diners customers she could never believe what that would result in. What at first seems like a polite conversation with the only guest quickly escalate to an unexpected turn of events.