Derya works in a bank's call centers to support her elderly mother. One day her life is suddenly turned upside down as she begins to hear a strange voice whispering to her. The source of the voice is a mystery and it tells her things and facts no-one else would know. Word gets out, and many in the community start to believe she is receiving messages from the divine. But soon the voice starts to become louder and louder, its tone becomes more and more threatening and Derya’s life starts spiraling into a nightmare.

Derya travaille au centre d'appel d'une banque et vit avec sa mère. La vie de Derya tourne au cauchemar quand elle commence à entendre une voix. Les voix commencent bientôt à contrôler la vie de la jeune fille.

Μια κοπέλα της διπλανής πόρτας, η οποία δουλεύει σε τράπεζα και ζει ήρεμα με την μητέρα της, ξαφνικά ακούει φωνές! Πως μπορεί να γλυτώσει από κάτι που δε βλέπει αλλά μιλά διαρκώς μέσα στο κεφάλι της και κυρίως που θέλει να την οδηγήσει;

Derya (Selma Ergeç) bir bankanın çağrı merkezinde çalışan ve annesi (Işık Yenersu) ile birlikte yaşayan genç bir kızdır. Derya’nın rutin giden hayatı gaipten duymaya başladığı bir SES’in ortaya çıkması ile beraber altüst olur. Genç kız başlangıçta SES’i duymazlıktan gelmeye çalışsa da SES kısa sürede genç kızın hayatını kontrol etmeye başlar. Derya’dan işyerindeki patronu Onur’u (Mehmet Günsür) takip etmesini isteyen SES, genç kızın hayatını giderek korkunçlaşan bir kâbusa çevirir.