When beloved ER nurse and mother Becky Bliefnick is found shot to death in her bathroom in Quincy, Ill., residents fear a killer has come to town. Detectives soon discover this seemingly perfect Midwestern community has monsters of its own.

When Melissa Henderson is found dead in her bed, a perplexing mystery ensues. Her husband and family believe her death is from natural causes, but the clues lead investigators to a secret life of spying and jealousy, and, ultimately, to a killer.