When confidential information appears in a tell-all book about Mackenzie Allen, suspicions of those in her closest circle arise. Meanwhile, Mac's vice presidential nominee, Warren Keaton, begins his confirmation hearings, and his nomination is put in jeopardy when events of a sensitive nature from his past come to light. On the home front, Horace is frustrated by his poor performance at school, and things are getting serious with Rebecca and her new boyfriend -- but are they moving too quickly?