When visitors from the East meet Hogwarts, and a "squib" who doesn't know magic becomes a professor, what kind of sparks will all this spark?
Who made Dumbledore scream, who kept Snape awake all night, and who convinced the savior?
Voldemort: Tang Yi is my lifelong enemy
Filch: James, Tang Yi, and the Weasley twins are the biggest threats to Hogwarts
