Answer: Not real
Explanation: Think about book genres. Non-fiction, Fiction, Fanfiction. The definition of fiction is imaginary events that take place in an imaginary world, or to put it simply, not real. The literature of fiction books and stories is nonexistent in reality, it is simply a figment of someone's imagination, most of the time very creatively so. In that case, the word 'fictitious' also is categorized along with fictitious stories, books, etc.