Mara seeks closure by going into Reverie to visit her brother-in-law; Oliver holds Alexis hostage in Reverie as he takes steps to destroy the program, and Mara must go in and save her.

Mara's quest to cure her derealization hallucinations leads her into the Reverie of Oliver Hill and back to the traumatic memory of the deaths of her sister and niece.

When a patient at an assisted living facility goes into Reverie to relive her past, Mara must bring her out before the woman's health deteriorates; Mara and Chris rekindle their romance.

When the team discovers that the military is using Reverie to interrogate suspects, Mara must rescue a young Syrian refugee who was brought into the program against his will.

Mara's estranged ex-boyfriend comes back into her life for help with his psychiatric patient, a former ballerina with paraplegia who is risking her life in the real world to stay in Reverie.

After a bombing that leaves 63 dead, Mara must use Reverie to enter the mind of a victim who is in a coma to identify the bomber and prevent future terror attacks.