A male nurse in a mental hospital witnesses one patient killing another, but struggles with his loyalties and his conscience to come forward.

The wise-cracking Fitz is a brilliant but flawed criminal psychologist with a remarkable insight into the criminal mind.

In a Liverpool convent a touching and unusual friendship is forged between Rachel, a young volunteer, Paul, doing 100 hours of community service, and Sheila, a dying prostitute. It results in a strange and forbidden journey to Lourdes.