Its late summer and in the evening of a small town, Maple Street, Maple Street is a tree lined street. A meteor-like thing flew over, turning off all power.
Tommy shares his comic book story,he makes everyone believe that a family among them is not human.
Les Goodman's car starts on its own which makes people believe that he isn't human.
Pete Van Horn was shot by Charlie because he thought Pete was a monster.
All the lights in everyone's houses were going on and off and everyone was blaming and accusing each other.
Even though the monsters were turning the power on and off, their purpose was to watch the pattern of Maple Street and how they turn on each other. The real monsters of Maple Street are the residents.