Why does a gifted psychiatrist suddenly begin to torment his own beloved wife? How can a ninety-pound woman carry a massive air conditioner to the second floor of her home, install it in a window unassisted, and then not remember how it got there? Why would a brilliant feminist law student ask her fianc to treat her like a helpless little girl? How can an ordinary, violence-fearing businessman once have been a gun-packing vigilante prowling the crime...