Detailed Instructions: 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: It was high time to get started working out. Sentence2: I went to the local gym and setup a membership. Sentence3: It wasn't long before I was working out. Sentence4: I had a lot on my mind that day. Sentence5: It felt great to get a workout in!
A:
I (myself)