Going flight line, Lexi locks horns with Bodie, while Crystal tries to get to the bottom of what Jeremy's been smuggling -- and how it's connected to Wheezer's crash.
At 20,000 feet in the air, budding nurses and pilots flying air ambulances in remote Northern Canada experience triumphs, heartbreaks and tribulations. They're all in over their heads, and on their own, with no one to rely on but each other.