[Noctis' eyes flicker up Gladio's body and he licks and sucks him through the fabric for a moment. He's still asleep, but he's hard against Noct's tongue. He grins against the fabric when he hears his name growled out. It makes him more determined to hear his name like that.

Finally, he pulls the waistband of Gladio's boxers down and gives him a tentative lick.]