Synopsis

PC Des Taviner discovers a terrified, shoeless Chinese man on the Coal Lane estate. However, during the man’s interview at the station, serious questions arise regarding Mai Ann Wey, the Chinese interpreter assigned by the Yard. Unaware of these concerns, Taviner seeks Mai Ann's assistance after uncovering a flat crammed with illegal immigrants on the estate. When the immigrants vanish without a trace, leaving behind signs of violence, it becomes apparent that Mai Ann is connected to the snakehe