Negroes, mulattoes like to spank white girls in all holes. The fact that this brunette is also a charming girl - gives a glamour to what is going on. And he's just using her as a device to jerk off his dick and lick his balls. He uses it and then he flushes it. And she's satisfied.
When two girls give a blowjob it's nice, but when your dick is licked by three beauties with soft asses, it's a real treat. You have to pay attention to each one and cum on her face at the end so that no one gets offended.