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 woke up way too early. Sentence2: I wanted nothing more than to go back to sleep. Sentence3: My back started hurting, and I couldn't get comfortable. Sentence4: I rolled into every position imaginable. Sentence5: I finally gave up and got out of bed.
A:
I (myself)