Harry Potter is a series of seven urban fantasy novels written by British author J. K. Rowling. The series chronicles the life of a young wizard, Harry Potter, the titular character, and his friends Ron Weasley and Hermione Granger, all of whom are students at Hogwarts School of Witchcraft and Wizardry. The main story arc concerns Harry's struggle to kill the Dark wizard Lord Voldemort, who aims to become immortal, overthrow the government of wizarding Britain, subjugate non-magical people, and destroy all those who stand in his way.