A face to set Athens on fire, and a mind too.

Had there been anyone to see, he would have looked suddenly mature, his face set in hard lines.

He winced a little and then his face set hard.

The older woman's face had set into a white mask.

She watched him, her face set in the lines of judgment.

His face flushed and then set in a hard expression.

She took two steps back and her face set hard.

Her face and eyes set, she went through the class straight.

He turned back, his face set in a cold glare.

He held my glance, then looked away, his face set like stone.