Speculative fiction is a broad umbrella category of narrative fiction referring to any fiction story that includes elements, settings and characters whose features are created out of imagination and speculation rather than based on attested reality and everyday life. That encompasses the genres of science fiction, fantasy, science fantasy, horror, alternative history, and magic realism.
When Warlock's young son, Magnus, embarks on his own adventurous
journeys around the world, Warlock cannot resist following him, but
when Magnus is faced with danger and the responsibilities of growing
up, he is on his own.