Lena lives in complete isolation together with the two children Hannah and Jonathan in a highly secured home. They eat their meals, go to the toilet and to bed at precisely prescribed times. As soon as he enters the room, they line up to show their hands. They obey to everything he says. Until the young woman manages to escape. After a near fatal car accident, she is hospitalized, accompanied by Hannah. But the true extent of this nightmare is revealed with the arrival of Lena's parents at the hospital the same night. They have been desperately searching for their missing daughter for almost 13 years.