She had seen Muller make up the packet--specially now, she recalled.

Instead of the adulterated dope he had given Adele the purest kind.

Why?
Was there some secret he wished to lock in her breast forever?
Mechanically the pulmotor pumped.

Would it save her?
Constance was living over what she had already seen through the detectascope.

Suddenly she thought of the strange letter and of the money.
She hurried into the drug store.