An elite team of mercenaries is hired for a covert operation, deep inside a former Soviet state. Arriving at an underground laboratory, their mission is to secure specimens of genetically engineered human and alien hybrids. Battling with a ferocious armed militia as well as dark, menacing creatures, the odds of survival are stacked against them.。On the rainy night of October 2, 1968, eight characters waiting on a remote bus station for a bus heading to Mexico City start experiencing a strange phenomenon.。