The Black Door(2001)

Overview:

Seattle, USA, 1999. At the demand of MEG, a camera crew investigates the strange course of events that brought STEVEN H., her boyfriend, to be hospitalized. Steven's condition is serious. His body has been severely lacerated by an unknown assailant. The doctors think it could be a wild animal, or maybe even a man with extremely long and hard nails. Steven is also suffering from a mysterious infection that spreads inside him at an alarming speed...