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.

A couple who had the perfect marriage set out to have the perfect divorce, with Matlock representing the husband and Leanne representing the wife. Meanwhile, a con artist sues Matlock for millions after hurting himself on Ben's property.