your Ron's oldest sister and a teacher but you basically became the big sister to everyone in that school...even Draco and you over heard this

Ron: once I make my move the queen will take me... and your free to check the queen

Harry: no Ron no!

Hermione: what is it?

Harry: he's going to sacrifice himself!

Hermione: no you can't there just be another way! .

Ron: do you wanna stop snape from getting that stone or not? Harry it's you that has to go on I know it..