Daliah's breath-hold training

Description: Daliah wants to know, how long her slave can be without air. She asks him, how long he thinks he can be without air. with a stop-watch she controls the time. He is careful in such things and says only 20 seconds..... offcoarse this can do everybody.... and it's not enough for Daliah! She descend her ass quick on his face and starts the watch.... the training begins and the time must be longer for satisfieing her. She sits in different positions on his face, engulfing his nose with her ass-crack......