In the midst of a brutal storm, Danvers and Navarro find themselves stuck at Tsalal with no electricity or means of contact. As the truth about what happened to Annie…

As Danvers and Prior learn more about Tsalal – and find an unlikely location for the physical evidence – Captain Connelly threatens to move the case to Anchorage. Later, Navarro…

When eight researchers at Tsalal Station vanish without a trace, Danvers orders a search. After handling a workplace dispute, Navarro tries to convince a skeptical Danvers that the men’s disappearance…