Billy Mitman, a student that has a behavioral disorder, goes through some mental troubles with school or with his personal life. He has a baby sister, named Ariel, she’s 13 years old and Billy loves her always. Billy and Ariel were on a school trip with their friends as in classmates, Margot and Sam, and their teacher, Ms. Stevens, Margot was sat at the window, Ariel in the middle, and Sam on the other window side, all in the back seat at Ms. Stevens was driving and Billy in the passenger.