With her biceps engulfing his jugular and her thighs scissored about his barrel, Rarity drove her forehead into Diamond's temple and squeezed. Her glutes went rigid—dimpled cheeks clenching around her thong, swallowing it whole—and her biceps twitched under her coat like living things. A brave crystal forehoof tugged at the crook of her elbow, but she hardly noticed it, too preoccupied with her mission to break the unbreakable.