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.
Q: Sentence1: Mike was getting dressed for work. Sentence2: Suddenly his shirt caught on the doorway. Sentence3: As he yanked himself free, one of his buttons ripped off of his shirt. Sentence4: Luckily, his wife offered to fix it. Sentence5: She sewed it up quickly and he wasn't even late for work.
A:
Mike, Wife