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.
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Question: Sentence1: May was a teacher at a high school. Sentence2: She had come to hate her job. Sentence3: At finals she gave the students a relatively easy assignment. Sentence4: She was shocked to see there was little effort from the students. Sentence5: May decided to just give everyone a passing grade and be done with it.

Answer: May, The students

Question: Sentence1: Kate wanted pasta for lunch. Sentence2: But the restaurant was closed due to a fire. Sentence3: Kate realized she only had 15 minutes left on her lunch break. Sentence4: This left her no time to go to another restaurant. Sentence5: Kate went back to work without lunch.

Answer: Kate

Question: Sentence1: Casey was swimming with some friends at the lake. Sentence2: They spotted a little cliff and decided to jump. Sentence3: Casey was really afraid of the height. Sentence4: She almost decided not to jump, but a boy she liked cheered her on. Sentence5: She decided to go for it and ended up having a lot of fun.

Answer:
Casey, Boy, Friends