The Hendryks, refugees in England, have lost everything.

Karl, with his talent, charm and hard work rebuilds their lives but Anya, his wife, has a debilitating illness so her cousin Lisa lives with them to run the house. The three are very close but their serenity is shattered when wealthy, headstrong Helen becomes infatuated with Karl and bribes her way into taking private lessons from him with disastrous consequences.

An unusual Agatha Christie as the murderer is known to the audience and the drama is in whether anyone will be brought to justice.