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: Noah thought kayaking looked fun. Sentence2: He rented a kayak one day. Sentence3: But when he got out on the lake, he was unhappy. Sentence4: It was much harder than it had seemed. Sentence5: Noah decided he did not like kayaking after all.
Noah