Boston private investigator Spenser takes it personally when he tells his client, FBI agent Dennis Doherty, that his wife, Jordan, is having an affair, only to have the couple murdered, and he sets out to bring Jordan's lover, Perry Alderson, head of a group that helps sponsor terrorists, to justice.

Boston private detective Spenser finds himself at odds with mobster Sonny Karnofsky when his investigation of the decades-old murder of Emily Gordon, gunned down during a bank heist, turns up links to the killing of Karnofsky's daughter.

Called upon by The Hammond Museum and renowned art scholar Dr. Ashton Prince, Boston PI Spenser accepts his latest case: to provide protection during a ransom exchange-money for a stolen painting. The case becomes personal when Spenser fails to protect his client and the valuable painting remains stolen.

Spenser is back and embroiled in a dangerous and multi-layered case. Someone has been killing racehorses at stables across the south, and Walter Clive, president of Three Fillies Stables, hires him to find out who. Spenser goes to Georgia to protect Hugger Mugger, a two-year-old destined to become the next Secretariat. Disregarding the resentment of the local Georgia law enforcement, he takes the case. Despite the veneer of civility, Spenser encounters...

Elizabeth Shaw specializes in wills and trusts at the Boston law firm of Shaw & Cartwright, and over the years she's developed a friendship with wives of very wealthy men. However, these rich wives have a mutual secret: they've all had an affair with a man named Gary Eisenhower--and now he's blackmailing them for money. Shaw hires Spenser to make Eisenhower "cease and desist," so to speak, but when women start turning up dead, Spenser's assignment...

Reluctantly escorting the gold-digging and recently separated Heidi Bradshaw to her daughter's wedding, Boston private investigator Spenser hopes to reconnect with his beloved Susan at the wedding, but becomes enmeshed in a kidnapping plot involving his nemesis Rugar.

When Spenser comes to the aid of his long-time love, Susan, in her efforts to help her ex-husband Brad Sterling, he finds himself caught up in a twisted battle against some very bad men, shadowy mob connections, and a woman tormented by her past

Lily Ellsworth the grand dame of Dowling, Massachusetts hires Spenser to investigate her grandson Jared Clark's alleged involvement in a school shooting. Though seven people were killed in cold blood, and despite Jared's being named as a co-conspirator by the other shooter, Mrs. Ellsworth is convinced of her grandson's innocence.

"Called back from retirement when a serial killer from a long-unsolved case reemerges, detective Phil Randall teams up with daughter and Boston private eye Sunny Randall throughout a series of murder investigations in which the victims resemble Sunny."--from NoveList.

In Boston, a girl student is murdered and police arrest a black man who has a history of sexual assault. The prosecution has no problem obtaining a conviction, even though the man is not guilty. PI Spenser is hired to find the man who is.