That Sonntag was a sadist none of the prisoners who worked with him at the hospital had any doubt. It was an ‘extreme pleasure’ for Sonntag to extract otherwise healthy teeth. Women would come with an infected tooth; he would take out instead a perfectly healthy molar. ‘These extractions were performed without anaesthetic. The terrible screams could be heard all over the hospital. When he came out of the theatre he was beaming with satisfaction,’ recalled Erika Buchmann.
