Stopping along the way to load up on gas and groceries , we rolled into Bentwater at 6 pm . Not long after parking in the driveway , the house lit up and power was on ! This did n't mean we were back to normal .

Question: Why would the narrator be surprised to see the lights on ?
Answer: They believed it was an assailant .There had been an outage earlier .They believed an intruder entered the house .They believed it was a robber .