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Some investigators believed someone inside the hotel helped him escape secretly. Others believed Daniel staged his own disappearance. But some people believed something even stranger. A perfectly planned crime. One where the criminal left no trace at all. To this day, the disappearance of Dan…

Some investigators believed someone inside the hotel helped him escape secretly. Others believed Daniel staged his own disappearance. But some people believed something even stranger. A perfectly planned crime. One where the criminal left no trace at all. To this day, the disappearance of Daniel Harper remains unsolved. No body was ever found. No suspect was ever arrested. And Room 407 still holds one terrifying question… How can a man disappear from a locked room?