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: Louis was in a lot of debt. Sentence2: He was paying out all of his income to bills. Sentence3: It was making him very upset. Sentence4: Tax season came and Louis decided to pay off a few loans. Sentence5: He was decided to keep paying debt off for the rest of the year.
Louis