A seven-book series by J.K. Rowling. The series follows a boy named Harry Potter as he learns he is a wizard and spends six years at the wizarding school Hogwarts. While he is there, he and his two friends Ronald Weasley and Hermione Granger get into many adventures.
The seventh year (and book) involve Harry going through trials to get to his arch-nemesis, Lord Voldemort. Though he is ultimately successful, Harry is plagued by the deaths of many of his friends and allies in the final battle.
The movies follow the storyline loosely, and leave out some crucial parts to fill time slots. The seventh book will be split into two movies.
Harry Potter (series) includes:
Harry Potter and the Sorcerer's Stone
Harry Potter and the Chamber of Secrets
Harry Potter and the Prisoner of Azkaban
Harry Potter and the Goblet of Fire
Harry Potter and the Order of the Phoenix
Harry Potter and the Half-Blood Prince
Harry Potter and the Deathly Hallows