Her breasts rose and fell in a hard, fast rhythm.

She stood there, her breasts rising and falling with every breath.

Her breasts rose and fell in the slow rhythm of sleep.

As she watched him, her breasts rose and fell with each agitated movement.

Her breast rose and fell faintly, as if she were asleep.

Her breasts rose and fell as she panted for air.

Shota's breast rose and fell as she took a deep breath.

Her breasts rose and fell evenly from beneath the covers.

Her breasts rose and fell to the rhythm of the horse's gait.

The material creaked loudly, as her breasts rose and fell.