" So they fucked wild, Puk astride at first, then turned, to his hands and knees, to be tupped under Jaq’s hunching thrusts, hips and shoulder and fists of hair yanked back, for the prick to ram jam bam and cram him, till he felt it fill him, and he’d swear to cock, the jism spouted into and through him and out his own spurting prick. "

― Hal Duncan , Susurrus on Mars