Lisa (Ali Larter) tries to seduce Derek (Idris Elba) at their company's Christmas party. | Buy or rent Obsessed here: https://amzo.in/movie/5az/obsessed-2009

Things couldn't be better for Derek Charles. He's just received a big promotion at work, and has a wonderful marriage with his beautiful wife, Sharon. However, into this idyllic world steps Lisa, a temporary worker at Derek's office. Lisa begins to stalk Derek, jeopardizing all he holds dear.

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