While the clearing is under siege, Josh and Riley are navigating 1988 with the help of a man named Franklin. Their mission is to find a way to stop an impending tidal wave caused by the sinkholes.
In 10,000 BC, the survivors face a literal and metaphorical cloud of danger. A dense fog rolls into the clearing, providing the perfect cover for a pack of prehistoric wolves to attack. The tension is high as characters are forced into a claustrophobic defense of their bus shelter.
Fans appreciated the emotional depth given to characters like Ty and the massive plot progression regarding Gavin's parentage.