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: Matt and Sarah were married only a month ago. Sentence2: They were so happy getting used to the married life. Sentence3: At least they were happy until Matt's mom moved in. Sentence4: She treated Matt and Sarah both like children. Sentence5: Thanksgiving was awkward this year after Matt kicked her out.
Sarah, Matt, Matt's mom