In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: Gary was looking through his fridge for snacks. Sentence2: While looking at his food, he noticed everything had small bite marks. Sentence3: After looking through his kitchen, he determined he had mice. Sentence4: Gary called the local exterminator, who went to Gary's house quickly.
After the exterminator killed all of the rats, Gary felt peace.