Passport to Hell

It all began with a letter. Lewis put both of his hands on Lex's shoulders. He told her the letter she was about to receive was from the devil and she must return to sender. Lewis told her the letter of invitation was from the forces of darkness. He said the letter would have the smell of death on it and it would penetrate her body with curses.
The shadows in the cornfield confirmed the warning Lewis gave to Lex, but Lex wanted to go on this trip in the worst way so she didn't tell her husband about the message from Lewis concerning the letter.
The unsuspecting couple encounter the forces of evil. They experience a night of terror in a hotel they are forced to stay at called, Passport to hell.