Motivated by a tragic event from his past, Jace throws all the power of the Sentinel Services into finding the Mutant Underground Way Station. Meanwhile, Blink’s vivid dreams lead her to confront Dreamer.
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.
