Four years after serial killer Rudy Cutter was sent away for life, San Francisco homicide inspector Frost Easton uncovers a terrible lie: his closest friend planted false evidence to put Cutter behind bars. When he’s forced to reveal the truth, his sister’s killer is back on the streets. Desperate to take Cutter down again, the detective finds a new ally in Eden Shay. She wrote a book about Cutter and knows more about him than anyone. And she’s terrified. Because for four years, Cutter has been nursing revenge day after stolen day. Staying ahead of the game of a killer who’s determined to strike again is not going to be easy. Not when Frost is battling his own demons. Not when the game is becoming so personal. And not when the killer’s next move is unlike anything Frost expected

San Francisco homicide detective Frost Easton hadn’t seen his estranged friend Denny in years. Not until he dies in Frost’s arms uttering a final inexplicable word: Lombard.Denny appears to be the latest victim in a string of murders linked by a distinctive clue: the painting of a spiraled snake near the crime scenes. Is it the work of a serial killer? Or is Denny’s death more twisted and personal? To find the answer, Frost reaches into a nest of vipers — San Francisco’s shady elite — where the whispered name of Lombard is just one secret. Now, drawn into a cat-and-mouse game with an enemy who knows his every move, Frost finds there is no one he can trust. And somewhere down the crooked streets of the city, Frost’s cunning adversary is coiled and ready to strike again