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: Kyle was working towards his PhD in genetics. Sentence2: The last few month were rough on him. Sentence3: Defending his dissertation was the last step to graduation. Sentence4: Last week, his defense succeeded. Sentence5: Everyone is so proud of him.
Everyone, Kyle