Burgundy

Request: (by anonymous) Can you write a samxreader where they're on a case and Sam gets really turned on when they all have to get dressed up to go out to a club or somewhere fancy.

Characters: Sister!Reader, Sam Winchester, Dean Winchester

Pairing: SamxSister!Reader (established relationship)

Word count: 2300

Warnings: Sibling incest, explicit sexual content

Sam readjusted his tie knot, looking at himself in the full-length mirror that hang on the wall of the motel room. He heard Dean sigh deeply behind him, fumbling with his suit jacket. Sam looked at his brother in the mirror, smiling slightly at the sight. Dean hated suits.