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 got a lot of candy on Halloween. Sentence2: He had two bags full. Sentence3: The day after Tom ate as much candy as he could. Sentence4: He got incredibly sick that night. Sentence5: From then on Tom didn't stuff himself as much.
Tom