The Thirteenth Floor
The Thirteenth Floor is a 1999 science fiction crime thriller directed by Josef Rusnak.
The film is loosely based upon Simulacron-3, a 1964 novel by Daniel F. Galouye.
A man awakens to discover a blood-stained shirt and discovers that his boss was killed the night before. The problem is, he has no recollection of what happened, and is unsure if he is in fact the perpetrator.