When Danny and Joanne Lindstrom's camping trip in the Cascade mountains goes terribly awry, beautiful young Joanne is left alone and stranded in the savage wilderness. Her last hope is to rely on another camper, a tall stranger who seems to know the forest and the dangers there all too well. Without him, she will surely die; with him, her future is as unpredictable as the lowering clouds that envelop the mountain. He asks only that she trust him.

Kit Darling is a maid with a snooping problem. She’s the “invisible girl,” compelled to poke into her wealthy clients’ closely guarded lives. It’s a harmless hobby until Kit sees something she can’t unsee in the home of her brand-new clients: a secret so dark it could destroy the privileged couple expecting their first child. This makes Kit dangerous to the couple. In turn, it makes the couple—who might kill to keep their secret—dangerous to Kit.

It’s a question everyone asks themselves, but few have to face in real life. English teacher Richard Boyle certainly never thought he would find himself talking down a former student intent on harming others, but when Mark LeDrew shows up at Richard’s school with a bomb strapped to his chest, Richard immediately jumps into action. Thanks to some quick thinking, he averts a major tragedy and is hailed as a hero, but not all the attention focused on him is positive.

Paul’s just here to help, or so he claims—sent by a charity for vulnerable people to do odd jobs for elderly widow Gwen. But for Gwen’s daughter Connie, there’s just something about Paul that rings alarm bells from day one. He’s a little too kind, a little too involved…Worse still, Gwen seems to have fallen under his spell.

This "fresh, exciting, and brilliantly unpredictable" thriller (James Patterson) from a "great storyteller" (Michael Connelly) follows four unlikely vigilantes who pit themselves against the villain behind California’s coldest case when they decide to take justice into their own hands.