LOUISA (she remains for some time motionless in the seat upon which she has thrown herself. At length she rises, comes forward, and looks timidly around). Where can my parents be? My father promised to return in a few minutes; yet full five dreadful hours have passed since his departure. Should any accident——good Heavens! What is come over me? Why does my heart palpitate so violently? (Here WORM enters, and remains standing unobserved in the background.) It can be nothing real. 'Tis but the terrible delusion of my over-heated blood. When once the soul is wrapped in terror the eye behold spectres in every shadow.