The story follows a group of students—Andrey, Maxim, Dasha, Vika, and Roman—who begin investigating the mysterious disappearance of their teacher. Their search leads them to a labyrinth of secrets beneath the school, including a hidden cave system and a terrifying history linked to Nazi experiments and a deadly virus. Mystery, Thriller, Supernatural Seasons: 4 (Total of 134 episodes) Original Network: CTC (Russia)
This is currently the most reliable aggregator. Search for "Closed School" (the literal translation) rather than "Zakrytaya Shkola." Zakrytaya Shkola English Subtitles -
: Full episodes are often uploaded to YouTube channels like MovieLab , but these are frequently in Russian without hardcoded English subs. The story follows a group of students—Andrey, Maxim,