



They seem the picture of contentment, save for Sharon’s obvious unhappiness with the fact that Derek has a new female assistant. Derek and wife Sharon (Knowles), who have a kid, have just moved into a cavernous old house with a wobbly attic floor and a glass-top table directly underneath it downstairs (remember this later!). Sultry blonde Larter (“Heroes”) plays office temp/temptress Lisa Sheridan, who isn’t even off the elevator at her latest job before she’s set her psychotic sights on Derek (Idris Elba), a good-looking, happily married, up-and-coming investment broker at a flourishing downtown Los Angeles firm.
