Karma Rx's workout takes a hardcore turn when her instructor, a well-endowed black man, can't resist her big tits and tight body. He face-fucks her, his thick cock stretching her mouth. She reciprocates, giving a slobbery blowjob before hopping on top, riding him reverse cowgirl. He then pounds her pussy in missionary, his big balls slapping against her ass. Karma's pussy drips with his cum, a creampie workout she won't soon forget.