Ruslan had to convince himself from his own experience that there are devils in still waters. He came to a seaside town for vacation, plunged into the warm waves and... felt that someone grabbed his leg and pulled him under the water! The boy barely managed to escape from the hands of a real drowned man... Is the local legend that passengers of a sunken ship having fun at the bottom of the sea really true?! Having climbed ashore, Ruslan tries to comprehend what happened, and a midnight nightmare appears before his eyes. In the ominous glow of a moon as scarlet as blood, the dead emerge from the sea and head towards the city...