The second use of peripety occurs near the end. After finding out about the culprit behind the murder, the protagonist Ja'far ibn Yahya is ordered by Harun al-Rashid to find the tricky slave within three days, or else he will have Ja'far executed instead. After the deadline has passed, Ja'far prepares to be executed for his failure and bids his family farewell. As he hugs his youngest daughter, he feels a round object in her pocket, which is revealed to be the same apple that the culprit was holding. In the story's twist ending, the daughter reveals that she obtained it from their slave, Rayhan. Ja'far thus realizes that his own slave was the culprit all along. He then finds Rayhan and solves the case, preventing his own execution. That was a plot twist .  
I think that BIlly Pilgrim's journeys through time could instead be a social commentary on Post-Traumatic Stress disorder. Billy isn't skipping through time, instead he's an old man sitting at his home, his daughter is taking care of him, and when he closes his eyes he suffers his wartime flashbacks and delusions about traveling through space in which he lives in a dream with elements from his life, like how Montana Wildhack was the Porn Star from the book store that Billy visited to see the Kilgore Trout novels. It also explains why the boo
A protagonist is a very important tool used in developing a story. There are different terms used for a protagonist such as a hero, focal character, central character, main character, etc. Regardless of what title you give a protagonist, s/he remains the key ingredient in the development of the story, which is why the story revolves around him/her. More often than not the protagonist is fair and virtuous and is always found supporting the moral good. Further in the plot the protagonist may undergo some change, which will probably be the climax of the story.