When Connor looks up old friend Duncan, he doesn't expect to find him obsessed with creature sightings. Warning him of the elusive dock creature, the pair track it down to the docks, only to find evidence of a fresh kill. With Abby and Matt arriving to help, they find the creature after a tense chase through a container yard. Will Connor's quick-thinking and bravery earn him back his place on the team?

A mysterious group come through an anomaly in a theatre, unknowingly followed by deadly tree creatures. As they attempt to escape, Matt inadvertently brings one of the group - Emily - back against her will. She promises to help him find the creature, in return for going back through the anomaly. In a frantic chase through the city, they track the creature down, only to discover the anomaly has closed, leaving Emily stranded.

Whilst Abby is arguing with Burton,who wants to kill the menagerie,the team gets called to a school where a Therocephalian has come through a gateway and killed a young teacher. Unaware of his fate two nerdy boys in weekend detention accidentally lock the school's security system so that the ARC lads are unable to reach the anomaly. By the time Connor has rectified the system a a whole tribe of the creatures appear and have to be killed with a smoke bomb. Sir James stops Burton from disposing of the animals,making him Abby's hero though she is annoyed at Connor's lack...