Las tediosas vacaciones de verano en la casa de los tíos de Harry todavía no han acabado cuando Harry presiente que algo extraño está sucediento en academia Hogwarts. Cuando por fin comienza otro curso en el famoso colegio de magia y hechicería, sus temores vuelven realidad. As Harry faces his upcoming fifth year at Hogwarts Academy, there are increasing rumors of dark times coming and of Lord Voldemort's return to power, and a secret anti-Voldemort...

Sixth-year Hogwarts student Harry Potter gains valuable insights into the boy Voldemort once was, even as his own world is transformed by maturing friendships, schoolwork assistance from an unexpected source, and devastating losses.

Burdened with the dark, dangerous, and seemingly impossible task of locating and destroying Voldermort's remaining Horcruxes, Harry, feeling alone and uncertain about his future, struggles to find the inner strength he needs to follow the path set out before him.