"You're doing so well, taking that giant cock. I'm so proud of you, my good boy." John praised. He leaned back slightly and began to stroke himself slowly. He had been rather horny lately, wanting to fuck or be fucked. Of course Sherlock had been treating him gently. Which he understood. Neither of them wanted to put the child inside him at risk. But once he healed from the birth...

He shivered as he continued to stroke himself. "Oh yes.... I'm thinking of your mouth on me, me filling your belly with my semen and piss. You drink anything I give you..."