When Andrea Felder is murdered, pharmacist Ruthie Kantor Morris discovers a prescription drug the police have overlooked. Does it pinpoint the killer or is it a false lead? Suspects include the Arizona pharmacist's best friend, Denise, and the mysterious Tony--Denise's abusive former boyfriend. Ruthie also faces a hostage confrontation at the supermarket pharmacy. She no sooner extricates herself and her staff pharmacist from this danger--than she finds herself caught up in another terrifying situation, with a harrowing outcome.