"It will take a long time to melt the bars behind its eyes."

A twitter sounded ahead, and she melted into the darkness behind a pillar, searching.

When they realized they could be seen, they melted into the brush behind them.

"Invisibility," she said, and then she melted into the crowd behind her.

Silent as a shadow, it melted into the darkness behind a jumble of discarded equipment.

Still slowly, silently as a shadow, he made his way over the edge and melted behind the protection of the table.

Stay out of their reach; melt before them and attack behind them.

Harper seemed as if he melted into the bookcase behind him.

Like a shadow myself, I melted behind a big life-jacket box.

She was at the door to the library, preparing to code herself in, when Summerset melted out of the shadows behind her.