Before the days of the National Health Service and modern psychiatry, common wisdom called for brain paste - a mash of the pituitary glands of cow - as a remedy for mental illness. Doctors have forgotten; the general public has forgotten; but Bartholomew Garrod, of East London's 'Garrod's Family Butchers' has not forgotten, and he is using more than just animals to treat his brother . . . he is murdering people. When a body is found, ripped apart...