When a prominent animal researcher is found hanged in the midst of angry protests against his experiments, suspicion falls on biology professor Dottie Riddle. Known as the Cat Lady of Pecan Springs, Dottie’s sympathy for strays—and the victim’s distaste for them—gives the police reason to think she may be capable of murder. But China Bayles doesn’t think so. She hires a lawyer for Dottie and starts looking around for clues. But she soon discovers that digging up old evil is a dirty and dangerous business…