A 7-day wilderness hike sounds like Mac's idea of vacation—except that instead of locating the hostages he and Jack have been sent to track down, a minor-seeming injury lands Mac with a fever.

When Jack told his high old high school nemesis that he was a highly-trained government operative, Jimmy laughed it off. What if Jimmy got a second chance to see what was right in front of him this whole time?

Mac and Jack and hospitals and waking up.

Sent to prevent a nuclear meltdown, the team's only hope is for Mac to remember a 16-digit code.

It's just a little rash on Mac's arm. No problem at all. Otherwise he'd have mentioned it, right?

When a mission goes sideways, Jack, Mac, and Bozer are drugged and tossed into a basement with no way to escape.

Even now, Riley can feel the ghostly chill of steel around her wrists and hear the snick in her memory as the handcuffs tighten. She reaches for her now-bare wrist, rubbing. Every time she hears that noise her blood runs cold. During the day, during their missions, she never lets on. She pushes it all away as fast as she can. But it's not the day now. The darkness is close around