Time is running out

by Wheelerin94 Story: Crowley kidnaps Sam to poison him!Dean knows his enemy so he is looking for Crowley to help his brother!But there is one can´t find Sam so he is not able to prevent Crowley´s plan! Dean feels desperate but after a while Sam appears but something is wrong with has poisoned him and now a dangerous race against time the only thing which can save his brother is the blood of a hellhound...