Luke Ellis wakes up at The Institute, a facility that abducts teenagers with psychic powers. Ms. Sigsby, the place's charismatic director, claims they're saving the world. Meanwhile, Tim Jamieson hides from his haunted past as a small-town night knocker.

Luke bonds with the other Front Half residents, begins plotting his escape. Meanwhile, Ms. Sigsby manages the fallout from a security breach. In town, Tim begins to look into The Institute, only to find himself caught up in a high-stakes standoff.

Sigsby tricks Luke into confirming he's TP, forcing him to move up his escape attempt; Tim's suspicions put him on the Institute's radar.

Luke and Tim go on a desperate search for help as Sigsby uses all of her formidable assets in a last-ditch attempt to keep the Institute's secrets.

Our characters come together for a final confrontation with unimaginable consequences.

As Luke's tests intensify, a new arrival causes problems for Sigsby; Tim isn't buying the official story about what happened to Annie.

Luke begins to plan his escape while Sigsby is distracted trying to expose Stackhouse's disloyalty. Meanwhile, Tim loses a friend.

As Tim's investigation pays off in ways he never imagined and Sigsby scrambles to avert disaster, Luke must finally decide who he can trust.