In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.

Sentence1: Tom was drunk at a carnival. Sentence2: He saw a hat he really wanted. Sentence3: Tom bought it on the spot. Sentence4: After Tom sobered up and returned home he saw it again. Sentence5: It was a lot uglier than he remembered.
Tom