Leaders of drug gangs in New Mexico don't want scientist Sara Almquist to testify at their upcoming trials for murder and racketeering. After Sara gets a package of sheep guts contaminated with the bacteria that causes the plague, FBI agents rush to protect her. But is the package a threat from the gangs to stop her from testifying or a public health alert by a whistleblower?
This mystery/ thriller is an example of science in fiction.