Strand and Dorie are marooned. Luciana aids a man in need. The group's efforts to help a stranger put everyone in danger.

Facing impossible odds, Luciana and the group work together to tackle an impossible task while Morgan helps prevent disaster. Elsewhere, an old friend presents Sarah, Charlie, and Strand with a solution

A deadly explosion in the oil fields sends June on a mission to save as many lives as possible. Meanwhile, an investigation by Virginia threatens to undermine June's work.

Morgan finds a new ally who turns out to be more trouble than he bargained for.