Someone is stalking the UCLA Medical Center - a depraved madman who is preying upon the staff, particularly those who are young and female. No stranger to the terrible ravages of senseless violence, E.R. Chief Dr. David Spier must keep the emergency room running smoothly and efficiently, even as his terrified co-workers wonder who will be the next victim. But when the monster himself is dragged into the E.R. in handcuffs - hideously burned, suffering, and begging for mercy - the nightmare is far from over. It has only just begun.

Allander Atlasia is an infamous psychopath whose heinous crimes have earned him a lifetime stay at the Tower, the world's most extreme maximum-security prison. But after a brilliant and brutal escape, the criminal mastermind begins a killing spree that is intensely personal. Jade Marlow is an ex-FBI profiler and tracker whose fearlessness is only surpassed by the severity of his own inner demons. With a record of irrational behavior and a genius for putting himself into the mind of a criminal predator, he may be the one man diabolical enough to catch Atlasia.

Mike Wingate, abandoned by his father at four and raised in foster care, is finally living the life he always dreamed of - he's happily married with a precocious 8-year-old daughter, and his construction company is about to finish a "green" housing development that will secure a solid future for them all. But then something from his own past, a past he doesn't even remember, comes back to visit terror upon him and his family.

Nate Overbay, a former soldier suffering from PTSD and ALS, goes to an 11th-floor bank and climbs out the bathroom window onto the ledge, ready to end it all. But as he’s steeling himself to jump, a crew of gunmen bursts into the bank and begins viciously shooting employees and customers. With nothing to lose, Nate climbs back inside, confronts the robbers, and with his military training, starts taking them out, one by one. The last man standing leaves Nate with a cryptic warning: “He will make you pay in ways you can’t imagine.” Soon enough, Nate learns what this means.

The scion of an old-money San Francisco family, Daniel Brasher left his well-paying, respectable money-manager position to marry his community organizer wife and work at a job he loves, leading group counseling sessions with recently paroled violent offenders. One night he finds an envelope - one intended for someone else that was placed in his office mailbox by accident. Inside is an unsigned piece of paper, a handwritten note that says, "Admit what you've done or you will bleed for it."

Tim Rackley, a deputy U.S. marshal, watches helplessly as his daughter's killer walks free on a legal technicality. He is suddenly forced to explore his own deadly options, a quest that leads him into the welcoming fold of "The Commission".

Over the past two decades, Nick Horrigan has built a quiet, safe life for himself, living as much under the radar as possible. But all of that shatters when, in the middle of the night, a SWAT team bursts into his apartment, grabs him and drags him to a waiting helicopter. A terrorist - someone Nick has never heard of - has seized control of a nuclear reactor, threatening to blow it up. And the only person he’ll talk to is Nick, promising to tell Nick the truth behind the events that shattered his life twenty years ago.

Evan Smoak is a man with skills, resources, and a personal mission to help those with nowhere else to turn. He’s also a man with a dangerous past. Chosen as a child, he was raised and trained as an Orphan, an off-the-books black box program designed to create the perfect deniable intelligence asset: An assassin. Evan was Orphan X - until he broke with the program and used everything he learned to disappear. But now someone is on his tail.

Evan Smoak is a highly trained former government assassin who has survived for years by keeping his circle to a few trusted confidants and a strict code he calls “The Ten Commandments.” But when Evan suddenly finds himself at odds with his oldest friend, all the rules he lives by shatter—and the consequences are murderous.

Eve Hardaway, newly single mother of one, is on a trip she’s long dreamed of - a rafting and hiking tour through the jungles and mountains of Oaxaca, in southern Mexico. Eve wanders off the trail, to a house in the distance with a menacing man in the yard beyond it, throwing machetes at a human-shaped target. Disturbed by the sight, Eve moves quickly and quietly back to her group, taking care to avoid being seen. As she creeps along, she finds a broken digital camera, marked with the name Teresa Hamilton.

In one terrifying night, the peaceful community of Creek's Cause turns into a war zone. No one under the age of eighteen is safe. Chance Rain and his older brother, Patrick, have already fended off multiple attacks from infected adults by the time they arrive at the school where other young survivors are hiding. Most of the kids they know have been dragged away by once-trusted adults who are now ferocious, inhuman beings.

They’re one of the country’s most telegenic couples: beloved TV journalist Sara Lowell and New York’s hottest basketball star, Michael Silverman. Their family and social connections tie them to the highest echelons of the political, medical, and sports worlds - threads that will tangle them up in one of the most controversial and deadly issues of our time. In a clinic on Manhattan’s Upper West Side, a doctor has dedicated his life to eradicating a divisive and devastating disease. One by one, his patients are getting well.

David Burroughs was once a devoted father to his three-year-old son Matthew, living a dream life just a short drive away from the working-class suburb where he and his wife, Cheryl, first fell in love—until one fateful night when David woke suddenly to discover Matthew had been murdered while David was asleep just down the hall.

One weekend, while Andrew Mason was on a fishing trip, his wife, Brie, vanished without a trace. Most everyone assumed Andy had got away with murder—it’s always the husband, isn’t it?—but the police could never build a strong case against him. For a while, Andy hit rock bottom—he drank too much to numb the pain, was abandoned by all his friends save one, nearly lost his business, and became a pariah in the place he once called home.

Dr. Chris Shepard has never seen his new patient before. But the attractive young woman with the scarred face knows him all too well. An FBI agent working undercover, Alex Morse has come to Dr. Shepard’s office in Natchez, Mississippi, to unmask a killer. A local divorce attorney has a cluster of clients whose spouses have all died under mysterious circumstances. Agent Morse’s own brother-in-law was one of those clients, and now her beloved sister is dead.