Can we truly call a person free? Does freedom simply mean not being bound by chains? Doesn't a person become a slave to something while fighting for it—much like becoming a slave to freedom itself while fighting for freedom?

On an ordinary school day, the students of class 11/C at Kazım Kaynak Anatolian High School suddenly vanish without a trace. Despite extensive search and rescue operations, no news of the students is obtained; meanwhile, they find themselves face-to-face with a monster they had created in the past.