Richard Trench finds himself with no arms and no legs, reduced to a torso in the trunk of a car. There is a reason. It all makes sense. The point is there somewhere . . . Imperfections elucidates the private lives of supermodels and circus freaks, sheiks and designer dominatrixes and the metamorphosis of the body chic. These are lives where the importance of vehicular mephitis-cide, a charity lobster boil for burn victims, a grilled-cheese sandwich...