In ancient times, when King Arthur ruled the British lands, magic, sorcery and witchcraft flourished. The most powerful sorcerer of ancient times was the legendary Merlin. The great sorcerer had many followers. One of his female students soon became his wife. She practiced black magic, which made her husband very sad. Despite all Merlin's warnings, the young sorceress plunged deeper and deeper into learning the spells. Excessive love for this kind of magic changed the girl greatly, and she became Bloody Queen who wanted to destroy the whole universe. The Light Wizards of antiquity managed to stop the mad sorceress, but hundreds of years later she was reborn. Now the insidious witch wants not only to destroy the world, but also to take revenge on the people who captured her many centuries ago. Only the brave Hellboy can defeat the evil that was born again. The guy from hell has long protected mankind from supernatural threats. Will the devil's hero from the movie "Hellboy 4K UHD" be able to prove to people that he is a friend and ally, not an enemy?