Above him, as though an unseen finger had traced them in the air, were two slender crimson lines.

Blood was seeping down my arm in a crimson line.

He put the point of the blade against that delicate skin and drew it in a thin crimson line.

He leaped away, and blood seeped down his stomach in a thin, crimson line.

Blood rained down his tan skin in thin crimson lines.

The uneven crimson line she had taken for a collar or a ribbon was a savage, deep cut.

That mark was formed by three crimson lines, like narrow welts.

The city's learning curve is a crimson line, the dots it connects, bodies.

It trickled down his chest in a bright, crimson line.

Blood ran down my arm in a thin crimson line.