“Russian-style recreation”

A dark, narrow space, likely a closet or utility area, is shown with a white object, possibly a bag or container, visible on the left. A light-colored, elongated object, resembling a stick or rod, moves rapidly back and forth across the lower portion of the frame in a repetitive, swinging motion. The scene is dimly lit, with a tiled wall visible on the right and a shelf or fixture mounted on the back wall.