He made to turn back, but she placed a hand gently on his arm.

He started when a hand was placed on his arm.

She got up and placed a hand on his arm.

Lily placed a hand on his arm, to turn him toward her.

She walked across and placed her soft, white hand on his arm.

He reached out with his free hand, placing it on her arm.

She reached out and placed a hand on his arm.

And when she placed a hand on his arm, he pulled away.

She reached over to him, placing her hand on his arm.

As she turned to leave he placed a hand on her bare arm.