Alex, comfortable in Compton and falling hard for Livvie, is betrayed. Jonah gives Leslie a mission to retrieve his DNA from the Yorkeses while Catherine exacts vengeance against Darius. Janet decodes the Abstract and Molly sneaks out to fight crime.

Topher helps the kids break into Atlas Academy, but the plan is blown when Dale and Stacey trigger an earthquake and the parents rush to the scene. Jonah’s body continues to break down as he leads Karolina into the hole.

When the kids discover that Topher may be more dangerous than they could have imagined, addicted to the rocks that give him superhuman abilities, will they help him or will they turn their backs on their new friend?