Serpentina means snake like, because it looks like two snakes intertwined. This video is for our students to review what we covered in class.
As you can see from the slow motion, I am starting the step from back ochos. I follow her right leg around my right leg, ultimately wrapping my right leg around her left. The important thing is that I need to get her weight shifted to her right before I shift my weight to my right, thus displacing her left.