The teenagers who came to Orlyonok will have to unravel the mystery of the seven elders.
Elizaveta Arzamasova
Alena Dolgolenko
Artur Kotelnikov
Daniil Muravev-Izotov
Kseniya Petrunicheva
Sofiya Gruzenko
Nikita Zhorichev
Dmitry Endaltsev
Elena Arutyunova
Elena Manakova
Margarita Silaeva
Stanislav Bondarenko
Evgeny Danchevsky
