botdf by kaylee-michele on Grooveshark

Who's the bitch again? (4031 words) by Fvckthisreality [AO3]

fvckthisrealitydrawings:

Chapters: 1/1
Fandom: Supernatural
Rating: Explicit
Warnings: Author Chose Not To Use Archive Warnings
Relationships: Dean Winchester/Sam Winchester
Characters: Dean Winchester, Sam Winchester
Additional Tags: Mating Cycles/In Heat, Car Sex, Lap Sex, Alpha/Omega, Omega Dean, Alpha Sam
Summary:

While driving over night to reach a hunt a couple of towns over, Sam wakes up to find his omega brother face his first heat since before they were teenagers.

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