Seven years after vanishing from her home, a young woman returns with mysterious new abilities and recruits five strangers for a secret mission.

1. Chapter 1: Homecoming 71m A woman missing for seven years turns up at a hospital with strange scars on her back but can't -- or won't -- reveal where she's been.

2. Chapter 2: New Colossus 59m The OA retraces the dramatic twists and turns in her life after a childhood accident, leading up to a fateful encounter far from home many years later.

3. Chapter 3: Champion 61m A journalist approaches the family with an offer. At Hap's, a bond is forged with Homer and the others as they hatch a desperate plan.

4. Chapter 4: Away 64m An agonizing dilemma gives OA a new perspective on the group's plight. Homer resolves to find out what Hap's experiments are really about.

5. Chapter 5: Paradise 61m While Hap zeroes in on a new test subject in Cuba, Homer and OA work to perfect their escape plan. Scott reaches his breaking point.

6. Chapter 6: Forking Paths 31m As the group continues its search for the final movement, a startling turn of events gives Hap's work a new urgency.

7. Chapter 7: Empire of Light 42m An ominous new dream and a tense outing with Nancy and Abel take a toll on OA. Steve finds his life in turmoil once again.