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: I had such a long day at work. Sentence2: We were short two people. Sentence3: I had to pick up a lot of slack. Sentence4: I did not know if I would be able to complete all the work. Sentence5: I did complete all the extra work at the end of the day.
A: 
I (myself)