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.

Sentence1: As a kid I once watched a movie about a serial killer. Sentence2: That night, I kept hearing strange noises coming from downstairs. Sentence3: I got more and more scared as the night went on. Sentence4: I got up and crept into my brother's room to see if he was awake. Sentence5: The noise was him, practicing new dance moves.
I (myself), Brother