Worthy doctor, Janet Morley, has taken Madhap, a young, deaf Nepalese boy, under her wing. Satisfying her maternal desires as well as her humanitarian beliefs, she's brought him back to England in the hope that she can find the medical aid he needs in order to hear and communicate. Eminent neurosurgeon, David Somers, is only too keen to advance his research in language impairment, and begins the unprecedented treatment. Janet's suspicions are aroused when she meets Michael Shahid, an MI5 agent employed to ensure that the government's backing of the research is deserved. When Janet's house is burgled and David Somers and his assistant found murdered, Michael suspects that industrial espionage might be to blame, but the real truth is far more worrying...