Chernobyl

We all know the story. 26th April 1986. A nuclear reactor explodes killing innocent people and leaving a once prosperous city as a cinematic post-zombie apocalypse scene. A desolate wasteland. Years later, as part of the Investigation committee of Russia, Diana grant is sent to investigate a high frequency sound reportedly coming from the deceased city, from cities miles away. Overwhelmed with an 'irrational' fear, Diana will face things which appear solely in nightmares.