Almost a lady

Pinkerton agent Willow Hastings had always been successful until security chief Brandt Donovan interfered with an arrest, placing her job on the line. Neither of them will admit their attraction to one another, but after they imitate a married couple to capture a killer, they might not be able to keep it a secret. Will they be able to complete their celibate assignment or will their under cover operation become more real than they could have imagined?--P. of cover.