Harry Potter and The Last of the Jedi

Alyssa Johnson is one of the last of the Jedi, trying to avoid The Empire. However, when her ship crashes on Earth after a heated battle with the Dark Lord of the Sith, she unexpectantly comes across Hogwarts, and meets the boy-who-lived. However, the Sith Lord Darth Vader is hot on her heels... and he wont rest until she's lying dead at his feet.