S4 • E1 Sep 3, 2012 49m
7.1
In school-boarding-school "Logos" of teacher and students clash up against new dangers. After an explosion in the cave of secrets and riddles becomes yet more. On school a mortal virus spreads headily. Volodya knows that at school quarantine, and soldiery surrounded territory. To get to school and abandon the limits of school territory now appears not so simply. Not all her friends are glad the return of Dasha. Guys together with all try to find a vaccine. Andrey experiences heavily, that his family remained under an obstruction. Meantime the new "appear" at school.
