fan fiction or fanfiction (also abbreviated to fan fic, fanfic, fic or ff) is a type of fictional text written by fans of any work of fiction where the author uses established characters, settings, or other intellectual properties from an original creator as a basis for their writing. fan fiction ranges from a couple of sentences to an entire novel, and fans can both keep the creator's characters and settings or add their own. fan fiction is a form of fan labor.