With Karl back from his London trip, Susan is quick to confide her fear that one of her students (Imogen) could have an eating disorder. Karl advises her to talk to someone close to the student for more facts before making any firm accusations, so Susan goes to Terese. But in her efforts to make subtle enquiries about Imogen’s recent behaviour, she puts Terese off-side. Deciding to try again w... (thetvdb.com)