Circadian Rhythm is a 2005 action film that portrays a young woman's journey to discover who she is and why multiple enemies want her dead. The woman, Sarah Caul, played by Rachel Miner, is thrown into an artificial ‘construct’ where she must put the pieces of her life together and confront the menace that follows her every move.Synopsis
Sarah L. Caul is 24 years old, attractive, skilled in martial arts, and highly intelligent. When the audience first meets her, she has no idea who she is, where she is from, or how she came to be in a white room, in no discernible location.
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