Books like Without Warning by Carol Smith

When ordinary Londoner Richard Mayhew rescues a bleeding stranger, he is thrust into London Below, a shadowy realm of monsters, angels, and underground society that forces him to fight for survival before he can return home.

When a ruthless killer known as The Teacher begins targeting New York’s elite, Detective Mike Bennett must juggle a personal crisis—ten ill children—while racing to stop a deadly series of murders before the city is destroyed.

"Psychologist Alice Quentin has been looking forward to a break from her hectic London life. She has vowed to stay clear of police work. The previous cases she helped the police with have left her scarred. So, when Alice is given the rare opportunity to study treatment methods at Northwood high-security hospital outside of London, she is eager to get to work. But then a young girl is discovered, dressed all in white, on the steps of the Foundling Museum. Four girls have recently gone missing in North London--this is the third to be found, dead. The fourth may still be alive, and Alice Quentin may be able to help. Britain's most prolific child killer, Louis Kinsella, has been locked up in Northwood for over a decade. Yet, these recent kidnappings and murders are clearly connected to Kinsella's earlier crimes. It seems that someone is continuing where he left off. So, when Detective Don Burns comes asking for Alice's help, how can she refuse? Alice will do anything to help save a child--even if that means forming a relationship with a charismatic, ruthless murderer. But Kinsella is slow to give away his secrets, and time is running out for the latest kidnap victim, who is simply trying to survive. In her quest to save a life, Alice finds she has put her own life on the line"--

Detective Inspector Cass Jones wrestles with a chilling series of student suicides in London, while a posthumous letter from his dead brother reveals a childhood crime: the theft of his own son. A tense blend of police procedural, kidnapping, and supernatural intrigue.

Commandant Verhoeven's quiet family life unravel as a series of brutal murders mirrors scenes from a James Ellroy novel, forcing him into a dangerous game of intellect and revenge.

FBI Agent John O'Hara and Special Agent Sarah Brubaker track two serial killers who target newlyweds, turning honeymoon dreams into deadly nightmares.

When a bomb explodes at a London café and a chilling message threatens a nationwide attack, Detective Constable Tina Boyd and DI Mike Bolt must race against the clock to stop the terrorists before midnight.

When Rose sees Joe in an Oxford bar, for her it is instant infatuation. He is everything that turns her on: gifted musician, wit and high achiever. In her mind, at least, they are ideally matched and a burning desire for him takes hold. Fate, however, has other plans and Joe has no intention of settling down. All Rose will ever be to him is part of his student past. Instead he embarks on a dazzling career which takes him abroad for a number of years, leaving Rose alone with shattered dreams. She knows what true happiness can be like. Her parents have always been very well married, and the late arrival of her kid sister, Lily, helped make the family complete. But when Joe returns and falls for Lily, unaware that Rose still has feelings for him, a dangerous rivalry ensues that can only lead to murder.

When a bloody young man bursts into the Sydney office of Private Investigations, the agency’s new office is thrust into a sudden, deadly case that will test the team’s skills and resolve.

Chicago detective turned private investigator Michael Kelly hunts those who unleash a deadly pathogen in the city’s subway tunnels.

Detective Helen Grace investigates a chilling murder plot that targets family men leading double lives, uncovering a serial killer who leaves gruesome feasts for victims’ families.