SERIES PREMIERE! When a flesh-warping disease ravages a remote village in Mexico, a scientific task force travels to the inhospitable area to investigate the contamination. Tracing the source of the disease to a nearby cave system, the team discovers a bizarre, hostile ecosystem and a supernatural revelation from which they may never escape. This new subterranean nightmare is brought to you by writers CULLEN BUNN (REGRESSION) and KYLE STRAHM (SPREAD), and rising-star artist BALDEMAR RIVAS!