Jane Doe's identity raises new questions about the life she left behind — and connects to an old case that has haunted Turner for years.

Turner takes the investigation to new extremes — with serious repercussions. Jill gets caught up in Vasquez's conflict with her ex.

When a woman fatally falls from El Capitan, special agent Kyle Turner suspects it wasn't an accident — and that the truth may lie deep within Yosemite.

The mystery around Jane Doe deepens as Turner and Vasquez investigate a strange symbol and visit a remote encampment in the woods.

A grim discovery in the mines makes Turner question the squatters' role in the case. Vasquez fights to protect her son when his father reappears.

As the investigation comes to a close, Turner discovers the truth about Lucy's death — and the long-buried secrets that set it in motion.