Steve Nadler is a doctor at a Harlem medical clinic in New York. He was having a day like any other until a woman stumbled into his waiting room with a knife wound to the ribs. The injured woman subsequently dies, but not before Steve notices and records a strange tattooed map on her upper thigh. Steve shares the photo of the tattoo with his attractive female neighbor who directs him to a private investigator. The PI makes a shocking discovery: the...