Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Tom got a new pet cat. Sentence 2: At first he was friendly. Sentence 3: After a while it started acting more aggressive. Sentence 4: Tom grew scared of it. Sentence 5: Eventually he had to return it.

Scary Cat