Trapped in an abandoned diner, William and Sun must decide whether they can depend on the survivors from the truck as their alliance is tested.

Rose, Spears, Ryan and Lance find a refuge. Learning they’re not alone, they’re schooled on the dangers of following the heart rather than the head.

After Metallo breaks out of prison and frees Lillian Luthor, the police blame Lena for his escape and arrest her. Despite overwhelming evidence, Kara refuses to believe her friend is…