With a course now plotted for their final destination, the Magus crew suddenly finds itself in complete chaos when a member of their own is shot dead, leading Jahel to call upon the spirit of the Boiúna to help, against the wishes of her father. The crew's quest is threatened further by the unknown killer, as the situation continues to spiral out of control.
The Magus crew arrive at Sahte Falls and find footage that Emmet filmed of the days leading up to his disappearance. Lincoln and Tess have no choice but to watch as Emmet battles for survival on his way to the mysterious Source of all magic. Meanwhile, Lena has a confession to make to one of her crewmates.
Wildlife expert and TV personality Emmet Cole sets course around the world with his wife, Tess, and son, Lincoln, while filming what would become one of the most popular shows in television. After he goes missing deep in the Amazon, his family, friends and crew set out on a mysterious and deadly journey to find him.