Michelle Vergara Moore

Benson suspects Rob Miller is behind the mysterious death of a teenager found in the Hudson River. Stone takes the case to court before Miller can cause more harm.

With cold weather approaching, Eve, Levi and Ty return to the fort, despite their near-death experience there, hoping to learn 10,000 BC survival skills; Gavin's attempts to spare Izzy's pain threaten to do their relationship more harm than good.

With news of one last sinkhole opening, Gavin, Izzy and Dr Nathan race to Seattle to launch a final rescue effort before it's too late; Eve embarks on a perilous journey to send a young boy though a portal in order to save her family.

When a chaotic superstorm hits the clearing, a structural collapse puts Marybeth and Lucas' lives in danger. Eve, still at odds with everyone, tries to make amends by leading the effort to dig them out, while Gavin embarks on a journey into his past.

When a stunning revelation puts Josh and Izzy's lives on the line, Eve and the other survivors desperately search for the young boy who holds the key to saving them; Gavin and Izzy must rely on a stranger if there is any hope to reunite their family.