Oscar-winning actress Nicole Kidman is getting her "Memento" on in the new trailer for Rowan Joffe's mystery thriller "Before I Go To Sleep," only she's swapping body covering tattoos with frantic video recordings in order to keep her memories from vanishing.

Based on S.J. Watson's 2011 bestselling novel, the movie stars a distressed Kidman as Christine Lucas, an amnesiac who must solve the violent mystery that has left her waking up each day with a clean mental slate. Like any taunt psychological thriller, the trailer is full of teasing plot points and ambiguous relationships, particularly those among Christine and her husband (Colin Firth) and doctor (Mark Strong).  

The mind-bending mystery is produced by Ridley Scott and opens September 12th. Watch below courtesy of Entertainment Weekly: