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: Tim's friend always visited when it town. Sentence2: He always waited until the last minute to announce his arrival. Sentence3: Tim got annoyed by that after a while. Sentence4: Soon Tim stopped hanging out with the friend as much. Sentence5: Eventually the friend stopped inviting instead.
[A]: Tim, Tim's friend

[Q]: Sentence1: Lillie was always nervous leaving work. Sentence2: Her car was parked in a parking garage. Sentence3: One night, she heard footsteps and was soon attacked by an assailant. Sentence4: She got away and called the police immediately. Sentence5: She decided to pay more for outside parking and carried weapons.
[A]: Lillie, Assailant, Police

[Q]: Sentence1: Mike went to the park to play basketball with his friends. Sentence2: He showed off his brand new shoes to everyone. Sentence3: Mike told everyone his shoes would help him play better. Sentence4: After the game, Mike realized he had not played any differently. Sentence5: Mike regretted spending so much money on his new shoes.
[A]:
Mike, Friends