The demon's voice had shifted, moving to another part of the cave.

Her voice had shifted into something hard and edgy.

The voice shifted, coming from only a single direction.

His voice shifted as he turned his gaze to the lake once more.

His voice shifted into whine and set Eve's teeth on edge.

Redington's voice shifted to the professional shrink tone he'd used with him in his office the other day.

His voice shifted again, to strong and confident, a man concerned only with the needs of the one he served.

"For eight years now, we have been giving interviews," she said, her voice shifting to a shout.

His voice had subtly shifted: no longer a man talking to a woman, but one professional talking to another.

Then her voice shifted to a stronger one, that of command.