Desperate to reach Inuvik after her flight is cancelled, lawyer Liv Rivera hitches a ride on a small private plane; then, disaster strikes.

With the plane lying beneath frigid water, Liv attempts to retrieve valuable supplies at the bottom of the lake as past demons come to the surface.

In the wilderness, Liv scrambles to secure food, fire, water, and shelter; flashbacks reveal Liv's painful past and the reason for her journey.

Childhood memories help and hinder a resourceful Liv as she hikes through the woods in search of the light she saw the night before.

Slipping in and out of consciousness, a trapped Liv must decide whether to continue fighting for survival, or just let go.

After a giant leap, Liv faces a series of challenges but finds hope and clarity when visions of loved ones appear.