A minimalist tattoo flash design on a solid, pure white background. The design consists of a single solid vertical straight line. Intertwining around this vertical line is a single sharp zigzag lightning bolt that forms the strict shape of the letter 'S'. Exactly in the dead center of the design, on top of the intersection, there is a small, solid, black filled circle dot. Clean fine lines, high contrast, pure black ink on white background, vector style, 2D graphic illustration, isolated --no sh