Casanova, ever on his guard, instantly stepped back a pace, and was ready to duck.

Lorenzi handed him the key of the garden door.
Casanova's movement, which had certainly betokened fear, brought to Lorenzi's lips the flicker of a contemptuous smile.

Casanova was able to repress all sign of his rising anger, for he knew that had he given way to it he might have ruined his design.

Taking the key with a nod, he merely said: "No doubt that means Yes.

In an hour from now--an hour will suffice for your understanding with Marcolina--I shall expect you in the turret chamber.