Grace and the guys investigate the murder of a โcrispy critterโ in the Oklahoma countryside and Bobby soon discovers the deceased was one of his mentees. Grace enlists the help of her Native American grandfather, โGeepaw,โ to help with the case, but is shocked when she sees how quickly his health is deteriorating. Grace and her sister, Paige, fight over many things, including Geepawโs future in a nursing home. Earl tries to make Grace realize the importance of familyโฆ and Grace and Butch rekindle their passion.