Katherine will no doubt try and be friendly with her.
Sumi is like "Three headed dog? Really? That's amazing!!"
Fred will probably have a slight bit of jealousy that she gets to spend a lot of time with Hallowfen, but her crush has been waning lately since she has stopped needing it to keep herself protected from having real feelings.
Cascada could find her interesting. Having a teacher's pet as a friend could definitely be useful.
Therese will be super friendly with her; after all, if she is there to help Therese's friend, then she is a-okay in her book.