D'Arnie informs Xenia of her departure for Austria and that she will still have to kill Peter if she does not want to lose the position she has already achieved. Perth is extremely dangerous - he has enslaved her will. Ksenia hesitates. When Peter comes to his senses, she decides to give him a choice between life and death – two bottles, one of which is medicine, the other is poison. Peter unmistakably chooses life.