The sequel to Instinct can be found here:

s/11184597/1/Silver-Creek

Silver Creek, Minnesota, 1994

It is Dean's first hunt since the skinwalker attack. Something has its hunting grounds in Silver Creek, Minnesota and he and his dad are there to stop it. How will his new circumstance affect Dean? Crossover with Stargate SG-1.

Sometimes you meet your destiny, on the road you took to avoid it