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: Abigail was in class when the bell for lunch rang. Sentence2: She suddenly remembered that she had forgotten her lunch money check. Sentence3: She couldn't afford any food so she went straight to sitting down. Sentence4: Her friend joined her soon and saw that she had no food. Sentence5: Luckily, she offered to share with Abigail.
A:
Friend, Abigail