On his first day on the job as a narcotics officer, a rookie cop works with a rogue detective who isn’t what he appears.

Spenser — an ex-cop better known for making trouble than solving it — just got out of prison and is leaving Boston for good. But first he gets roped into…

There is a new criminal mastermind at large (Professor Moriarty) and not only is he Holmes’ intellectual equal, but his capacity for evil and lack of conscience may give him…