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: Roger is a secret agent. Sentence2: His watch has a grappling hook. Sentence3: He uses the watch to climb up a building. Sentence4: He steals important documents from a high profile target. Sentence5: Roger receives a promotion for his work.
Roger, Target

Sentence1: Fred was going to make sure he didn't end up like his dad. Sentence2: His dad abused his mom and never provided for his family. Sentence3: Fred found a good job and got married. Sentence4: He supported his family and never abused them. Sentence5: Fred was proud of his own accomplishments.
His mom, His dad, His family, Fred

Sentence1: Charles thought it would be fun to wash the family dog. Sentence2: As long as the dog didn't shake water on him, this would be cute. Sentence3: Charles put their dog in the tub and rinsed him with warm water. Sentence4: The dog didn't shake. Sentence5: Charles lathered the dog and then he shook soap everywhere.
Charles, Dog