British Ambassador Harriet Smith arrives in Dublin and finds the government accusing Britain of sinking an Irish trawler.

A British woman takes refuge at the embassy for what appears to be marital abuse, but evidence emerges that may threaten Smith's career.

When Smith learns that a young British woman jailed for smuggling drugs worked at the same bar as her son, she begins an investigation into illegal activity at the bar.

A distraught man brandishing a canister of nuclear waste takes Smith's assistant hostage to protest the number of children he claims are dying from nuclear waste pollution.

MI6 Agent John Stone is tasked with covering up the death of a young rent boy in a Dublin hotel room after having sex with a visiting politician.

Smith learns she may be the target of an assassination plot, but refuses to change her official engagements. A former M16 officer intends to publish a memoir containing sensitive information.