But Tuppence continued to cling and sob, interjecting her sobs with incoherent appeals for mercy. Every minute gained was to the good. Moreover, as she grovelled, she moved imperceptibly nearer to her objective.

Mrs. Vandemeyer gave a sharp impatient exclamation, and jerked the girl to her knees.

“Drink it at once!” Imperiously she pressed the glass to the girl’s lips.

Tuppence gave one last despairing moan.

“You swear it won’t hurt me?” she temporized.

“Of course it won’t hurt you. Don’t be a fool.”

“Will you swear it?”

“Yes, yes,” said the other impatiently. “I swear it.”

Tuppence raised a trembling left hand to the glass.