Given the task definition and input, reply with output. 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.

Sentence1: Jen wanted to forget losing her boyfriend. Sentence2: She called up her friends and made plans to go out. Sentence3: They met at a bar and had a great time. Sentence4: As the night ended, all the girls felt very inebriated. Sentence5: Jen called a cab, made it home, and passed out.
Friends, Jen, Boyfriend