Back Throw, as a grab, had the effect of forcing the target to the ground. However, due to the terrain, there was a space between where the Back Throw ended and the ground, causing the effects of Back Throw to pass before impact. Lower Your Head was, of course, clear on this special quirk of Back Throw. As Back Throw ended, tossing her towards the ditch, she immediately adjusted herself, firing in an attempt to use Aerial Fire to change her path, get out from the control of this Back Throw and away from danger.
Who would've thought that the moment she wanted to shoot, a figure would jump out from the ditch? As she fell, the figure ascended and by the time a gunshot actually ran out, the figure had stomped down on her with a foot.
After that foot came down, another foot came down, and then another, and then another… and another...