He took his time with getting his mate harder, wanting him to be aching for more from him. For good reason too. After a time he pulled his mouth away so he could nibble and lick down the length of him to the soft balls hanging below. These he mouthed and sucked at like they were a treat for him, arms holding those hips firm to keep Su-jin from moving. And also...

...to very suddenly flip him onto his stomach. Grinning, he moved those hips higher before spreading him open to lick and suck and tongue and that hole. His hands easily held the cheeks apart for it as he devoured Su-jin without mercy.