Yoga studio after hours becomes the stage for “sister kicking brother in the balls”. She flows from downward dog to child’s pose, spandex leggings soaked with arousal. Peeling them off, she stays in flexible splits, fingers plunging deep. In “sister kicking brother in the balls” she uses the yoga block under her hips for leverage, fucking herself with athletic precision. A suction toy latches onto her clit; the combination sends her spiraling. Final pose of “sister kicking brother in the balls”: bridge position, back bowed impossibly, squirting in a perfect arc as orgasm ripples through every stretched muscle. (186 words)