The nephew of an eccentric millionaire is accused of murdering his uncle after they were seen arguing and Cliff is sent to work in the uncle's zoo to gather information to exonerate him. Meanwhile, Billy persuades Ben to defend him in court after he becomes involved in an investment scheme gone awry. 

In the concluding part of the in which Cliff tries to exonerate an eccentric millionaire who has been accused of murdering his uncle. Meanwhile, will Billy's decision to hire Matlock to defend him in court pay off?

After Matlock witnesses a robbery at a convenience store, strange mix-ups start happening in his life. Someone is messing with his paperwork, his social calendar and his sanity. So he, Cliff and Conrad start sifting through old cases to see which nemesis holds a grudge.