Rachel Peng misses the Army. Her old life in Criminal Investigation Command hadn’t been easy, but she had enjoyed it. Now, as the first cyborg liaison to the Washington D.C. Metropolitan Police, Rachel is usually either bored senseless or is fighting off harassment from her coworkers. When she and her partner, Detective Raul Santino, stumble into a murder investigation with ties to Rachel and the other cyborgs, she realizes their many enemies will not allow them to quietly pick up the pieces of their lives.