Leaving such a lovely wife alone, and moreover at my sister's wedding with many guests, is reckless. The sense of celebration, alcohol, and temptation would do the trick. The negro noticed the bored girl and was rewarded for his attention and concern for the beautiful stranger. She thanked him like the female the male had chosen for the day. Now her body will remember this unforgettable encounter.
It's an interesting camerawork solution, with the camera inserts that the guys are holding themselves. You look as if through their eyes at what is happening and very realistically imagine your dick in one of the holes of the slutty brunette, though the overall picture is not lost, and there's a lot to see here: a beautiful girl caught, skilled. And the guys are lucky, and us, the audience.