Title: Late. Sentence 1: Brenna was supposed to meet the plumber at noon for a repair. Sentence 2: She needed to be home to let him in, but had to work for a few hours. Sentence 3: She left early, but on the way home there was a big traffic jam. Sentence 4: She arrived home just in time, only to see a notice on the door.
The plumber had been there at 11, and she'd had the time wrong.