Episode 1 Things have changed at the ARC. Connor and Abby are still missing in the Cretaceous, and Danny is stranded in his search for Helen. In their absence, a new ARC team springs into action, leaving the veterans' positions in jeopardy.
Episode 2 Reunited with an old friend, Connor comes across a deadly Kaprosuchus terrorizing the docks. Working with new ARC leader Matt, they manage to stop the creature, but will Connor's bravery earn him his place back on the team?
Episode 3 A mysterious group comes through an anomaly in a theater, unknowingly followed by deadly tree creatures. In a frantic chase through the city, the creature is tracked down, only for the anomaly to close and one of the group to be stranded. Who are these strangers?
Episode 4 Saturday detention is thrown into disarray when a deadly Therocephalian attacks in a school. The team fight against the creature and the kids as they attempt to restore order.