A play based on the detective novel by Joe Alex (Maciej Słomczyński), directed by Marek Bukowski. The story takes place at the old family estate of Sarah and Ian Drummond in England. Sara is a famous actress and Ian is an outstanding chemist. One day, Joe Alex, a friend from Ian's youth, appears at their house to solve the case of anonymous death threats sent to Drummond. Together with Benjamin Parker, a friend from the war and now a police inspector, they will have to solve the case of Ian's mysterious murder.