A government employee of a top secret laboratory in Arizona discovers that someone has been in classified document files. She knows who it is but stabbed to death outside of a popular karaoke restaurant before she can tell. This is followed by the stabbing of other karaoke singers. Is it serial killer or an attempt to cover up the murder of the government employee. John Bodie is again requested to help the the government investigator. Suspense is abundant with scattered bits of sex and humor.