After relocating to Washington, D.C. to avoid an overzealous secret admirer, Dr. Madeline Parrish wants to learn all that the city has to offer. When a friend invites her to explore the dark pleasures at the exclusive BDSM club, Black Light, Madeline meets two enigmatic Doms, with whom she spends one explosive night. Soon the 'love letters' from her admirer start arriving, but now their tone is clearly threatening. When it's discovered the...