He wanted more time to play with Shouichi, but he didn't want the other miss his flight, especially since he was being so alleviating. Byakuran made sure his mark was clearly defined by his teeth before withdrawing.

"All right, Shou-chan~" He said in a sing song tone which was completely opposite from his action next.He pinned them both to the couch,hovering over the other as he unzipped Shouichi's pant revealing the underwear underneath."...we'll make this quick."

The mafioso simply tugged down the other's pants and tossed it aside in a matter of seconds,working on removing his.