Sarah is faced with her first major challenge as a leader when Greylock's power is shut off. Bella pushes boundaries with her dad when it comes to spending time with Tyler and Sarah.

When the governor of New Hampshire closes Greylock's borders, Sarah calls on Bella, Tyler and Maya to help her solve the problem. Corinne pushes Danny to reveal a secret that he's been keeping from everyone.

When Corrine confides in Sarah about what happened with Danny, Corinne also admits that she needs Sarah's help with something she has always questioned. Sarah confronts Danny about what happened, leaving Danny to make a decision about his future.