Stiles whined when Derek stopped him from bobbing up and down on his cock, his mind between giving and receiving pleasure. But then Derek mentioned his cock ring and it made Stiles groan. He hated the thing but even in his lust filled mind he knew that he probably needed it to give Isaac a hard fuck. Specially if Derek was giving him one.
Reluctantly Stiles nodded slightly, looking a little ashamed with his lips wrapped around Derek's cock.