Ilya Ilinykh

A small research team went down below the surface to find out what secret the world's deepest borehole was hiding. What they have found turned out to be the greatest threat in history. And the future of humanity is in their hands.

Four friends' remote birthday getaway is disrupted when an injured stranger claims a city epidemic has turned people into violent looters. As night falls, they realize the danger is real and fight for survival against their deepes...