A visionary young filmmaker hunted for sport across a vast Colorado ranch by the celebrated billionaire at the heart of a monstrous cabal. A brilliant computer hacker slipping through top-secret databases a whisper ahead of security trackers, gathering the facts to fight the all-powerful perpetrators of mass murder. A Vegas mob boss teamed with a homicidal sociopath, circling a beloved boy and his protectors, aiming to secure him as leverage against his fugitive mother. And that fugitive mother herself, ex-agent Jane Hawk, closing in on the malevolent architects of ruin she has stalked as they stalk her. These are some of the people and circumstances of THE NIGHT WINDOW, the stunning conclusion to Dean Koontz’s acclaimed Jane Hawk series.

In the Swedish criminal justice system, certain cases are considered especially strange and difficult. In Malmö, the dedicated detectives who investigate these crimes are members of an elite squad known as the Sensitive Crimes Division. These are their stories. The first case: the small matter of a man stabbed in the back of the knee. Who would perpetrate such a crime and why? Next: a young woman's imaginary boyfriend goes missing. But how on earth do you search for someone who doesn't exist? And in the final investigation: eerie secrets that are revealed under a full moon may not seem so supernatural in the light of day.

Though Chloe was the younger of the two Taylor sisters, she always seemed to be the one in charge. She was the honor roll student with big dreams and an even bigger work ethic. Nicky --- always restless and more than a little reckless --- was the opposite of her ambitious little sister. For a while, it seemed that both sisters had found happiness. But now, more than 15 years later, their lives are drastically different. When Chloe’s husband, Adam (who used to be married to Nicky), is murdered by an intruder, Chloe reluctantly allows her teenage stepson’s biological mother, Nicky, back into her life. But when the police begin to treat Ethan as a suspect in his father’s death, the two sisters are forced to confront the truth behind family secrets they have tried to bury in the past.

Following a leave of absence, Assistant DA Alexandra Cooper meets Lucy, a young woman who testified years earlier at a landmark federal trial and now reveals that she was sexually assaulted by a prominent official during that time. Yet Lucy's isn't the only secret Alex must uncover, with rumors swirling about one colleague's abusive conduct behind closed doors and another's violent, mysterious collapse. As the seemingly disparate cases of her client, adversary and friend start to intertwine, Alex, along with NYPD detectives Mike Chapman and Mercer Wallace, finds herself in uncharted territory within Manhattan's Rockefeller University, a premier research institute, hospital and cornerstone of higher learning.

Mi-ja and Young-sook, two girls living on the Korean island of Jeju, are best friends who come from very different backgrounds. When they are old enough, they begin working in the sea with their village’s all-female diving collective, led by Young-sook’s mother. As the girls take up their positions as baby divers, they know they are beginning a life of excitement and responsibility but also danger. Little do they know that after surviving hundreds of dives and developing the closest of bonds, forces outside their control will push their friendship to the breaking point.

Although it is autumn in the small English town of Bishop’s Lacey, the chapel is decked with exotic flowers. Yes, Flavia de Luce’s sister, Ophelia, is at last getting hitched. An expert in the chemical nature of poisons, Flavia has solved many mysteries, sharpening her considerable detection skills to the point where she had little choice but to turn professional. So Flavia and dependable Dogger, estate gardener and sounding board extraordinaire, set up shop at the once-grand mansion of Buckshaw, eager to serve. Little does she know that their first case will be extremely close to home, beginning with an unwelcome discovery in Ophelia’s wedding cake: a human finger.

When a peculiar letter arrives inviting Armand Gamache to an abandoned farmhouse, the former head of the Sûreté du Québec discovers that a complete stranger has named him one of the executors of her will. Still on suspension, Gamache accepts and soon learns that the other two executors are Myrna Landers, the bookseller from Three Pines, and a young builder. None of them had ever met the elderly woman. The will is so odd and includes bequests that are so wildly unlikely that Gamache and the others suspect the woman must have been delusional. But what if, Gamache begins to ask himself, she was perfectly sane? When a body is found, the terms of the bizarre will suddenly seem less peculiar and far more menacing.

Horst Refn, the widely disliked and resented Artistic Director of the Nantucket Theater Lab, has been found stuffed into the meat freezer in his basement. Most of the actors, all the technical crew, and quite a few of the Theater Lab Board members, whom Refn was scamming and blackmailing, are suspects in his murder. The island's police chief, Henry Kennis, has to pick his way through a social minefield as he searches for the killer. At the same time, his daughter's new boyfriend, football star Hector Cruz, has been accused of sexting her. Carrie knows the offending pictures didn't come from him, so Henry probes into the family secrets of Hector's father, a firebrand agitprop playwright, who happens to be a prime suspect in Refn's murder.

How could two hardworking people do everything right in life, a woman asks, and end up destitute? Willa Knox and her husband followed all the rules as responsible parents and professionals, and have nothing to show for it but debts and an inherited brick house that is falling apart. When the family’s one success story, an Ivy-educated son, is uprooted by tragedy, he seems likely to join them. In another time, a troubled husband and public servant asks, How can a man tell the truth, and be reviled for it? Science teacher Thatcher Greenwood’s employer forbids him to speak of the exciting work just published by Charles Darwin. His friendships with a female scientist and a renegade newspaper editor threaten to draw him into a vendetta with the town’s powerful men.

Cal Claxton’s new client is the adopted daughter of a Portland power couple famed for their real estate development firm and charitable work. Sculptor Angela Wingate and her recently widowed mother, Margaret, had grown close after years of estrangement. A grieving Angela is hesitant but nonetheless determined to learn if Margaret's recent death was a hit-and-run or something more --- like murder. As the ever-curious Cal begins to poke the principal players at Wingate Properties and to question Margaret's will, links surface between a lucrative riverfront project and a ruthless Russian ring. With a possible deadly foreign assassin in play, the threat level rises and the body count starts to grow.