Titsy dame deepthroating her acquaintance's bf to urinate her off
As you have already realized, these two girlfriends don't get along very well with each other, all because one has a boyfriend and the other doesn't. That's why, the chick with the big tits, seduced her friend's boyfriend for sex, and sucks and fucks him in the cunt to piss her off. So while they still have some time, they get off to the best of their ability, enjoying each other's genitals.