Sherlock felt John's cock tense, twitch and come... at the same time he felt the power pulsing from John, filling all of the spaces around them, filling them.

Sherlock stroked John through his orgasm... as soon as he slowed, and then stopped, he sent back to fucking John hard and fast holding on so he wouldn't get pushed off the bed.

Between John's orgasm, the magical power, and how aroused he already was, it only took a few more moments before his pleasure overcame him.

"Ahhhhhhh!!!!" Sherlock cried out, using all of his power to push every single little bit of himself into John as he came, his white hot seed filling his lover