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: The man hid some money. Sentence2: His wife asked where the money had gone. Sentence3: The man refused to tell her. Sentence4: The wife found the money. Sentence5: She spent the money on something she wanted.
Output:
Man, Wife