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.
Q: Sentence1: Danny ate cheese pizza. Sentence2: The cheese pizza made him sick. Sentence3: He spent the rest of the day in the bathroom. Sentence4: Danny was now afraid to eat cheese. Sentence5: He decided to become vegan to avoid getting sick.
A:
Danny