Regina Caulfield was unhappy with the choices facing her in life and with her stepmother’s overbearing attitude. She dreamed of adventures and finding a job in law enforcement, unheard of for a lady in 1871.

Luke Tucker was a seasoned Pinkerton agent and a ladies’ man. He loved his job as an agent and the freedom of working cases alone.

When Regina saw an editorial about the Denver offices of the Pinkerton National Detective Agency hiring women, she decided it was fate.

Neither Regina nor Luke were ready for the new rule: newly hired female agents must marry a seasoned agent for their first assignment.

Could an independent female agent and a protective male agent find love, or will their marriage of convenience end in disaster?