Instructions: 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.
Input: Sentence1: My friend got into a car accident yesterday. Sentence2: She was on her way home from work and hit a deer. Sentence3: The car was totalled, and the deer was demolished. Sentence4: She had to call her husband to pick her up. Sentence5: She is now awaiting the insurance check so that she can get a new car.
Output:
Deer, Husband, Friend