Clayton Guthrie is a private fixer for the aristocracy of New York City. His latest job is to protect a Manhattan heiress from a dangerous stalker. He hires retired bodyguard Abraham Swabe to protect her while he runs a trap operation assisted by his young operative, Rachel Vasquez, who juggles her new responsibilities while suffering from the shaky aftereffects of a shootout.

Guthrie and Vasquez pursue the stalker across the city, from watching a quiet townhouse on the Upper East Side, to staking out New York University around Tompkins Square, and even crawling through the grimy...