Working Stiffs Mystery Series by Wendy Delaney

After human lie detector Charmaine Digby scores a job as the County Coroner's new investigative assistant, the unthinkable happens—a doctor reports the suspicious death of Trudy, a family friend and one of several elderly patients at the hospital whose heart mysteriously stopped. With no physical evidence of foul play, Char's on the case, much to the irritation of Detective Steve Sixkiller, who doesn't want her to stick her pretty nose for trouble in his investigation... moreAfter human lie detector Charmaine Digby scores a job as the County Coroner's new investigative assistant, the unthinkable happens—a doctor reports the suspicious death of Trudy, a family friend and one of several elderly patients at the hospital whose heart mysteriously stopped. With no physical evidence of foul play, Char's on the case, much to the irritation of Detective Steve Sixkiller, who doesn't want her to stick her pretty nose for trouble in his investigation. But she's a woman on a mission to uncover the truth, and she'd better keep her eyes open or the next body on the way to the morgue could be hers. less