Sam and Gina tell the family the truth about Adam, Michael and Teresa confront how they feel about each other and Gina embraces a future with James.

Barbara treats a pregnant woman whose dockworker husband is struggling to support her as opportunities for work dry up. She is forced into a difficult decision that leaves Barbara facing…

The mysterious “Praxeus” will cause the quartet to split up (never a good idea) to investigate mysteries all over Earth. And what they find will threaten all human life (again).