Finn smirks when he hears Jonathan react, taking satisfaction out of pleasing the other man. He's causing Jonathan to make those noises, just as Jonathan is coaxing noises out of Finn.

"Oh..." He shudders when that tongue traces his dick, the hard length twitching in response. "Yes... Do that some more..."

He looks at Jonathan's dual cocks, stroking one and leaning in to take the tip of the other into his mouth, sucking on it lightly.