Gemini (2014)

Julia, psychiatric patient is tormented by her demons. Stricken by guilt and fear, she seeks the help of Manuel, a mysterious police detective, to save her from Judith, her estranged evil twin sister who wants her dead. As Julia and Manuel track Judith down and solve the crime that the twins committed years back, the film spirals down to a mind blogging ride as the truth of Julia's nightmarish dark past unravels.