The blood didn’t curdle, it boiled, as it spilt from the phial and violently reacted with the Jerusalem air. Up until then Ari Zimmerman had been sceptical that the artefact he and his elite team of treasure hunters had retrieved from a ruined church in Tegucigalpa did indeed contain the blood of Cain, but now any hesitance about its origin had evaporated.
Read the rest of the tale and 100 more stories in 300 words or less in YOU’RE GETTING SLEEPY, THE HYPNOTIST’S APPRENTICE YAWNED.
Available at the Createspace Store, at amazon.com, amazon.co.uk or any other Amazon store in your territory. E-book is also available.
300 stories 
An interesting subject for your story and it flowed nicely.
Great story, very interesting subject.
I liked this. It reminds me of the scene in Indian Jones where the Nazis open the Arc of the covenant and are surprised by what they unleashed…
Wow.