Detailed 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.
Q: Sentence1: Our cat was getting very hairy. Sentence2: We had lost its brush. Sentence3: We bought a new brush and brushed the cat. Sentence4: We filled up a garbage bag full of hair. Sentence5: We will not let the cat's hair get that long again.
A:
Cat