One-time Thing (Sam/Dean, Supernatural) PG-13 MMOM 11-30

Title: One-time Thing
Author: moit
Fandom: Supernatural
Pairing: Sam/Dean
Rating: PG-13
Genre: angst, smut
Warnings: slash, incest
Summary: A game between Sam and Dean turns into much more.
Author's note: honeyandvinegar is going to break my legs for this, but that's okay. Let it be known that I have yet to watch a single episode of SPN, but I've been reading mistyzeo's SPN all day, and I'm kinda hooked.
Word Count: 168
Challenge: mmom #30

( One-time Thing )