After his mother's death, Ivo, a 13 year old boy, develops super sensitivity along with his big imagination and difficult character. He runs away from his home and forms a friendship with the unemployed Ivan, who turns into his guardian angel.

Hellboy comes to England, where he must defeat Nimue, Merlin's consort and the Blood Queen. But their battle will bring about the end of the world, a fate he desperately tries to turn away.