In the Dark (Anonymous Exhibitionist Erotica)

Down-on-her-luck private investigator Tania gets a strange case, following a man suspected of Devil-worship. She knows that's insane, but the truth discovered in her investigation leads to a more important discovery. The excitement of anonymous sex is new to her and with the help of a handsome stranger she explores it from the dark of an alley to the heights of sexual ecstasy.