The wife of a prison inmate is shot and killed in a laundromat in what looks like a professional hit. Stone and Keller determine that it was the work of a prison gang that is using outside enforcers to force inmates' wives to help them smuggle drugs into the prison. Another wife of a prisoner is now targeted to be made to do what the murdered woman would not.

After one of his fellow teachers is killed on the schoolyard during a fight between two students, a veteran former teacher kidnaps four troublesome students and holds them in an abandoned private school, where he chains them while he forces them to read history lessons.