per my wife, it happens a lot more often than we think, matter a fact she said it happens in less than 10 min and happens every time it has a chance too. Something like 95% of the time , even if a wife has never had it.
Between 7:15 and 8:30, he is relaxing with his hands behind his back, and she is enjoying giving her boobs to his hungry mouth for his enjoyment to his heart's content.