"The boy will stop struggling if one of the girls wraps her hand around the boys little vulnerable scrotum feels for his bigger of two ballsies.grabs it and squeezes it hard,and says "stop squirming pencil dick or I'll destroy this little grape""
"To stop him struggling one of the girls should grab the boy by his vulnerable little testicles and give them a hard squeeze,and threaten rupture them if he didn't stay still .LOL"