from the Netflix site:
A brutal blacksmith tortures a demon he blames for his misery, unaware a trespassing orphan is about to change everything. Based on Basque folklore.from Wikipedia:
It tells the story of a blacksmith who holds a demon in captivity, and as a revenge for his troubles is torturing it. Later, an orphan girl releases the demon from its enclosure.trailer:
New Horror Express calls it "a thoroughly entertaining fantasy-horror tale told with real brio and complete with visual imagination and a trio of enjoyable performances". Heaven of Horror says, "It’s a fantasy horror told from a child’s point of view. And it probably isn’t for everyone. Still, if you like fantasy, you should give it a shot!"
Horror Freak News says, "Whatever double feature you plan with your friends – make Errementari: The Blacksmith and the Devil one of the choices" and concludes with this: "put on some comfy pajamas and light up the microwave with a bag of popcorn… and prepare yourself for this delightful cinematic treat."