premise: Buffy Summers appears in a book.
hypothesis: Buffy Anne Summers is the titular character from the Buffy the Vampire Slayer franchise . She first appeared in the 1992 film Buffy the Vampire Slayer before going on to appear in the television series and subsequent comic book of the same name . The character has also appeared in the spin-off series Angel , as well as numerous non-canon expanded universe material , such as novels , comics , and video games . In the comic book continuation , she is a young woman who has accepted her duties and is now responsible for training others like her . Joyce Summers is a fictional character in the action-horror television series Buffy the Vampire Slayer ( 1997 -- 2003 ) .