As Harry Potter begins his sixth year at Hogwarts, he discovers an old book marked as "the property of the Half-Blood Prince" and begins to learn more about Lord Voldemort's dark past.

Shortly after being imprisoned by the Magical Congress of the USA, dark magician Gellert Grindelwald has broken free. As soon as he escapes, Grindelwald starts building a powerful army of wizards who want nothing short of the complete enslavement of the human race. To combat Grindelwald's efforts, Professor Albus Dumbledore calls on the wizard responsible for putting Grindelwald away in the first place: Newt Scamander. Throughout his journeys, Scamander...

It opens in 1926 as Newt Scamander has just completed a global excursion to find and document an extraordinary array of magical creatures. Arriving in New York for a brief stopover, he might have come and gone without incident, were it not for a No-Maj (American for Muggle) named Jacob, a misplaced magical case, and the escape of some of Newt's fantastic beasts, which could spell trouble for both the wizarding and No-Maj worlds.