Dog is an animal character who makes appearances in a number of books, including Most Wanted, Book 1, Rules of Engagement, Book 1, LoveHacks, Book 1, High School Story, Book 2, and Perfect Match, Book 1.
Rules of Engagement
He appears in Rules of Engagement, Book 1, Chapter 7. He is a birthday present for Claire Pierce, who gets out of his gift box and goes into the kitchen looking for food. Party-Girl Sister tries to put him back into his box while Carter distracts Claire.
High School Story
He appears as Payton's puppy, Puppy, in Pet Day in Book 2, Chapter 2.
During the questionnaire with Eros, if the Main Character chooses a partner who loves animals, he will appear as a puppy being walked by a pedestrian as they and Hayden go on their first date in Book 1, Chapter 2.