The company of young people falls into the forest outback on a mysterious lake and is faced with mystical horror. Based on the Belarusian legend that with the advent of night, everyone who died in the water turns into monsters that take the living with them.

Four friends organize a secret club. They follow random people, film them on their mobile phones and post dirt on strangers online. One day Nastya appears at the club. The girl manages to film a serial maniac that will change everyone's life.