In a world gone to hell, Elle Milton - once the darling of the Sydney social scene - has carved a role for herself as the communications officer for the toughest commando team fighting for humanity's survival - Hell Squad. It's her chance to make a difference and make up for horrible past mistakes, despite the fact that its battle-hardened commander never wanted her on his team.

Riggs “Chappy” Chapman didn’t expect to be disrupted at his remote cabin in the woods. But when a stray dog arrives on his porch, he winds up finding a stray woman, too, trudging through the snowstorm in search of shelter. His military days may be behind him, but Chappy is hardwired to protect her from the storm and whatever it is she’s running from.

CEO Lainie Madden has her hands full. In charge of a growing tech company, her work and her employees are her life. She’s sworn off love, because the sad reality is that she stinks at choosing men who aren’t self-absorbed cheaters. But when she starts receiving disturbing death threats and her company’s website gets hit with relentless cyber-attacks, she’s in over her head.

Ethan “Chaos” Watson is the unofficial leader of Fallport, Virginia’s Search and Rescue team. The former Navy SEAL has found a lot of different people in the forest in the last five years since he arrived in the small town - escaped convicts, lost kids, hikers who went missing, runaway teenagers, and even a lost pet or two. But this is the first time he’s been asked to look for Bigfoot.

When the unthinkable befalls Alaska during a trip to Russia, it’s Drake’s turn to drop everything and race to her aid. Safely back at The Refuge, he just as quickly realizes what he’s failed to see for two decades—his oldest, dearest friend is the love of his life. A revelation that may be too little, too late. Because Drake’s brought the enemy right to their door.