Halfway up the shining surface of the gilt-framed pier glass was a mark-a tiny ink-line that had been carefully drawn across the outer edge of the wide bevel. As Gwendolyn stared at the line, the reflection of her small face in the mirror grew suddenly all white, as if some rude hand had reached out and brushed away the pink from cheeks and lips. Arms rigid at her sides, and open palms pressed hard against the flaring skirts of her riding-coat, she shrank back from the glass.