Raising his hands to cup Tavros's face, the older boy moved from one long, deep kiss to several smaller, sloppy kisses which makes the soft noises he's making more obvious, whenever their lips part briefly. There's also something hard and stiff poking the Hufflepuff in the stomach - wearing baggy pants with his robes open is not a great way to keep an errant boner under control, even though Gamzee's not trying to rub up against Tavros or even press up to him.