Not just any human.

Knox: took in a deep breath, trying to catch his breath and he pushed his forehead to Sterling's, moaning as he felt him release inside of him. "Oh god....You're..amazing.."

Knox: let out a loud moan and couldn't hold himself back anymore, releasing along Sterling's chest.

Knox: moaned out as his pace increased again and he pushed his head back. "Me..either.." he gripped his skin hard, digging his fingernails in his back and slowly scratching down his back in pleasure.

Knox: bit his lower lip and moaned out, pushing their foreheads together and moving his hips along with Sterlings, tightening around him slightly. "Mm..so are you.."

Knox: moaned out, loving the feel of each thrust gliding inside of him and his hands gripped at Sterling's skin, leaving marks on it. "You feel perfect..god..Ster.." he hummed.

Knox: let out a soft moan into his mouth and gripped his skin more, slowly moving with him and meeting his thrusts. "Mmm.."

Knox: gripped Sterling's skin slightly as he began to slide in and out of him, letting out a soft whimper against his lips. "You're so big.." he mumbled. "I love it.."