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: My windows let in too much light. Sentence2: I ordered curtains and a bar. Sentence3: When they arrived, I set them up. Sentence4: I closed the curtains and they cut off all light. Sentence5: I sat in my chair and relaxed.
A:
I (myself)