A blast of blue magic light burst from Sara’s cock. It seemed to enclose the room, like a bubble. The light stretched across the changing room’s door like a force field. Two of the fleeing girls slammed into it and fell back onto their bottoms. Through the force field they could see two girls who had escaped before the force field appeared. They were running to one of the pool supervisors, one of them was pointing back to the doorway. However, the whole scene was frozen, like time outside had stopped. “Ok girls”, said Sara, “Let’s put the change in changing room”