Fortunately, she landed on her rear.

Unfortunately, said rear then had to slide down another two hard steps before reaching the bottom of the stairs. She winced in pain, reaching around in an effort to sooth the bruised area, as she glanced up at Jackie.

"I...think so?" A weak smile appeared. Within seconds, most of the shock had dissipated, and even some of the pain had already faded. "You startled me, is all."