[Asaga Eri] Purity!? Switch Ring Part 1 (COMIC Shingeki 2021-05) [ChoriScans]

After a mysterious ring flips them into each other's bodies, a bashful brother and his voluptuous, twintailed sister Hazuki stumble through the awkward shock of swapped anatomy, blushing as they discover heavy breasts and unfamiliar curves. Curiosity quickly overrides modesty as the eager pair begins exploring every new sensation on each other's sweating, trembling bodies. The innocent switch spirals into raw, obsessive need, with Hazuki milking her brother's hard cock while desperate to feel him fill her dripping womb.