Given the task definition and input, reply with output. 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: Jim was an avid surfer. Sentence2: He would always try to catch big waves. Sentence3: There were reports of heavy winds one weekend. Sentence4: Jim decided to go out into the storm to surf. Sentence5: He was never seen again.
Jim