When the pharmacist at Charlie’s aunt’s retirement home is found dead, she alerts him to a mysterious string of recent fatalities among the home’s residents.

Detective Charlie Hudson teams up with what he calls his “highly trained law enforcement animal” German Shepherd dog named Rex who he prefers to team up with because he doesn’t…

When a controversial university professor is found dead in his classroom, Charlie and Rex investigate leads while Jesse goes undercover and soon finds himself in danger.