Paragon Walk — Anne Perry

In the posh London street of Paragon Walk, an unspeakable and baffling crime was committed: a young woman was brutally raped and murdered. Once again the incomparable team of sleuths, Inspector Thomas Pitt and his young wife, Charlotte, set themselves against a vicious murderer. As the elegant masks of the well-born suspects began to slip, it became appallingly clear that something ugly lurked behind the handsome facades of Paragon Walk--something that could lead to more scandal, and more murder....