Daisy Carruthers moved to Washington, DC, from New York City following an emotionally draining murder investigation, little knowing she would soon be involved in two more. But when her boss and her best friend come under suspicion for killing two adulterous lovers, Daisy has no choice but to help when they ask. 

​And when she comes across a diary and an old dime novel with suspiciously similar stories and unknown origins, she knows all the mysteries are somehow connected.

Can she figure out the identity of the killer—or killers—before it's too late?