Retirement isn't easy for a former CIA assassin. For fifty-five-year-old Helen Warwick, it may be impossible. Even Helen's family doesn't know the true nature of the work she's done for decades—the secret black ops, the sanctioned executions. But her plan to spend time reconnecting with her grown children has just been blown up-along with her son's house—by hired killers. Why is she being targeted now—and by whom?

When bad guys need good help, they call Rick Carter. He’s a criminal recruiter, searching for contract killers, cyber hackers, gun smugglers, and any other assorted villains-for-hire a European crime boss might need. But, when the family he left behind in New Jersey is caught up in a client’s plot to monopolize the black market, Rick has to save them from two of his own top candidates: deadly assassins known only as Ghost and The Persian.

Carmen Sanchez is a tough Homeland Security agent who plays by the rules. But when her sister is attacked, revealing a connection to a series of murders across Southern California, she realizes a conventional investigation will not be enough to stop the ruthless perpetrator. With nowhere else to turn, Sanchez enlists the aid of Professor Jake Heron, a brilliant and quirky private security expert who, unlike Sanchez, believes rules are merely suggestions. The two have a troubled past, but he owes her a favor and she’s cashing in.

Emma Makepeace is headed to Edinburgh for the global G7 Summit when her team is tipped off about a high-profile assassination the Russians are planning—but they have no idea who the target is. Surrounded by the world’s most powerful political leaders in a gridlocked city, Emma must set a trap and use herself as bait. With time running short, Emma faces the most perilous mission of her career. How far will she go to catch the killer?

Waiting to be deployed on a critical mission, elite Marine Raider Matthew Redd stops to help a stranger and wakes up hours later to learn his team was wiped out in an ambush. Unable to remember anything, Redd can’t deny the possibility that he’s somehow responsible for the information leak that led to the massacre. He’s given a deal to avoid a charge of treason, but it means walking away from the Corps and the life he loved. As he faces his loss, Matty gets a cryptic message from his adoptive father, J. B.: “Trouble’s come knocking. . . . Might need your help.”

Two little girls stand with their heads bowed in my living room. I’m told they’re my granddaughters. Daisy is nine, and Alice seven. Daisy is the spitting image of her mother. This is the first time I’ve met them since my daughter and I fell out after she married that waste of space, Vince. They’ve come to live with me because their mother — my daughter — was murdered. In her own home while they slept close by. I think Vince killed her. But the police can’t prove it. I’ve always known he was no good. He treated my daughter like dirt. I said he’d cheat on her — but she wouldn’t listen.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Who is Audrey Hoedemaker? It's a question her sister Maureen has heard more times than she can count, and she doesn't know what the short answer would be. Little sister, troubled teen, backpacker, musical theatre coach, con artist, childcare worker. Murderer. A tragic, traumatic childhood casts a long shadow on the Hoedemaker sisters. Maureen has worked hard to move beyond the violence of the past and build a good, honest life for herself. Audrey, however, just can't seem to do the same, careening from one state of chaos to another.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.