A drama following a young woman who returns home seven years after mysteriously vanishing.
Prairie Johnson is an adopted young woman who returns home under mysterious circumstances seven years after suddenly disappearing. Not only is her whereabouts during that time unknown, but Prairie now calls herself The OA, and has abilities she did not have prior to vanishing.
While she keeps the details of her disappearance from her adoptive parents and the FBI, she shares her story with a group of five locals she assembles. In return, she asks for their help in a very important matter.