"Paid Link"
A Dulcie Schwartz feline mystery series - Dulcie's having an awful summer. Her beloved cat Mr Grey's been put to sleep, and her new room-mate, Tim, is a jerk. Walking home, she sees a cat the spitting image of Mr Grey, and hears a voice say I wouldn't go in just now. She enters to find Tim dead stabbed with her own knife. Dulcie's in the frame for murder and she hasn't seen the last of Mr Grey, either...