Life after the war takes an unexpected turn for the Kopp sisters, but soon enough, they are putting their unique detective skills to use in new and daring ways.

The bestselling author of Girl Waits with Gun brings the real-life escapades of the famous crime-fighting Kopp sisters to life in this extraordinary novel that

NATIONAL BESTSELLER. The first in the Kopps Sisters Novel Series, Girl Waits with Gun is an enthralling novel based on the forgotten true story of one of the na

Spring, 1917. The so-called National Service Schools prove irresistible to the Kopp sisters, who leave their farm in New Jersey to join up. Constance agrees to

Constance Kopp, America’s first female deputy sheriff, is back in another unforgettable romp by Historical Writers' Association-longlisted international bests