Detective Tyler Maddox teams up with wildlife photographer Natalie Cross on an expedition into the remote Amazon after an archaeological team vanishes without a trace. Beneath the canopy lies a sprawling illegal mining operation run by the ruthless trafficker Grant Hollow, who uses the wilderness to shield his criminal empire. Survival guide Zachary Flynn leads the group through forgotten temples, treacherous rivers, and ancient ruins while dodging armed patrols. As the jungle turns increasingly hostile, Tyler realizes the missing team uncovered a secret worth killing for.