You will be given a definition of a task first, then some input of the task.
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: A friend of mine met a man on the web from Africa. Sentence2: He was friendly, charming, handsome and she fell head over heels. Sentence3: He promised to love her, marry her and care for her kids. Sentence4: She sent him a lot of money on the promise he would marry her soon. Sentence5: When she ran out of money he changed his number.
Output:
Friend, Man