"Specific? Perhaps..." Mostly, just to make Emet-Selch beg him to come. But that will happen with time... and they have all night, as stated.

He focuses on bobbing his head after that, tongue swirling around the head and getting his partner nice and worked up, and once he's sure he's wanting more he finally slicks up his fingers with that bottle of lube, teasing at his entrance briefly before pressing one finger inside him. He soon adds the second, slowly sliding them in and out before curling his fingers to search for the right spot inside him. He presses light kisses to the tip of his cock as he works, humming contentedly.

He admittedly finds it hard to play the long game when Hades looks like that, but he can do it. And it'll be so much sweeter when he can give in.