Ray let Heather continue her experiments.

The results confirmed his suspicions: how obedient a target was—or how strongly they resisted—depended on the content of her commands.

When she told the women to go back to their rooms and sleep, they obeyed without a hint of resistance. But when she ordered them to open the front door and step outside, every one of them struggled, though they still moved toward the entrance. The moment they regained awareness, they did so much faster.

It became clear