A Headmistress steals from her own school. As a young girl Colleen McCabe asks a priest in confessional "What is sin?" Thirty years later she is found out for practising it. An ex-nun,she leaves the convent because she becomes disillusioned with spiritual matters and goes into teaching, being appointed headmistress of the John Rigby School in London. Along with a small coterie of chosen staff members to act as her spies,she misappropriates half a million pounds from school funds which she spend...