"Watch me very carefully, then. Like, seriously. Get down on your knee and don't take your eyes off my hands." She opened her little tool kit and knelt down in front of the lock. Slowly, but surely, she picked her way inside of it. It was a little more complicated than the last one. It took her a little longer, and out of frustration, she bit her tongue.
But finally, it clicked. She stood and turned the knob. The door opened. "Voila."