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: I wanted tiramisu badly. Sentence2: Nobody at the local restaurants sold it. Sentence3: I had no idea how to make it myself. Sentence4: A friend showed up one day after I mentioned it to her. Sentence5: She had a huge tiramisu, and I laughed and thanked her.
A:
I (myself), Local restaurants, Friend