[ ...He exhales out a breath he didn't realize he was holding. Good. He would have invited Yi Sang along with himself and Nico if he didn't have other plans; the vampire's world may be in a dangerous state, but there's no way in hell that he would let Yi Sang go back to the City he came from. ]

Mm. Something you can't leave undone? I know the feeling.

[ He won't be able to stay away from his own cosmos forever himself, nor does he want to. They both need closure where they came from, even if it's not ultimately where they stay. ]

Let's make a deal, shall we? Let's hold one another accountable for that grand return. Returning to our unfinished business.