Since Johnny is quiet it won't be a shocker to most people that he keeps a lot of secrets. But none of the gang expected him to keep the secret of him having a kid sister. She's the only reason Johnny goes home, he has to help her with his abusive parents . Johnny's sister is 15 and she's not a lot Like Johnny. She is loud ,tough, and a lot of fun. What will happen when the gang find out about her.will she fit in as the only girl? All rights go to S.E Hinton. Also I suggest reading the book before you read this