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: Usually I enjoy Christmas. Sentence2: However, this Christmas just went bad. Sentence3: The power went out constantly causing everything to black out. Sentence4: Then, the presents that I received were awful. Sentence5: This day just ended with more issues.
A:
I (myself)