"Another day, perhaps. It gives me something to look forward to."

Because he knows for certain it will end in sex again... he can perhaps show up at a time when he thinks Emet-Selch needs a break from work. For now he kisses his cheek, before smirking.

"So, may I have my clothes back before I leave? Or would you have me walk back home like this?" He doesn't plan on leaving just yet, but he doesn't have a clue where Emet-Selch put his clothing.