
The new British Ambassador to the Republic of Ireland, Harriet Smith, arrives in Dublin to discover that the Irish government is accusing the British of sinking one of their trawlers in the Irish Sea. Together with MI6 agent John Stone, Smith uncovers the truth.
Ambassador Smith gives the battered British wife of a Saudi diplomat refuge in the embassy when he beats her up and attempts to kidnap their son, even though this jeopardises a lucrative aircraft contract with Saudi Arabia.