Mercy West is jogging through the woods, in a blue sports bra, gray leggings, and sneakers. She takes a wrong turn through an open meadow, looking for a place to go to the bathroom. She ends up stepping into a soft patch of mud. At first, she steps down gingerly into it, but finds out it is a people trap! She gets thoroughly stuck, and struggles to get free. In the first of two parts, she sinks up to her waist, squirming and gaspingto be continued!