This happens after Harry sees Draco and Narcissa Malfoy meeting up with Death Eaters, including Fenrir Greyback. Harry sneaks into the Slytherin carriage wearing his Invisibility Cloak.

Surely, as he was once a Death Eater himself, he cannot be surprised ... 13 Next we get some inside information from Narcissa Malfoy as she visits Snape in the beginning of book six: "you are ...

There are plenty of iconic locations, however, including places that fans wouldn’t want to find themselves in, such as Malfoy Manor ... to Voldemort and his Death Eaters. This means that ...