[Turning the conversation.] You have not your—your friend with you to-day, I see.

Irene.

[Smiling.] My friend is keeping a close watch on me, none the less.

Professor Rubek.

Can she?

Irene.

[Glancing furtively around.] You may be sure she can—wherever I may go. She never loses sight of me—[Whispering.] Until one fine sunny morning, I shall kill her.

Professor Rubek.

Would you do that?

Irene.