your a new student at Hogwarts and Dumbledore does the announcement and Hermione whispers to Ron

Hermione: "is it just me or does she look oddly familiar?"

Ron: "yeah her face looks familiar but who?"

You thank Dumbledore and smile and Ron, harry, and Hermione see you look like Bellatrix when you smile a lot like her

Ron & Hermione: "Bellatrix..."

Dumbledore tells you to sit down and you smile again and when you do you look a lot like Tom Riddle

Hermione: "what does this mean harry?..."

Harry: "I don't know... But I have a bad feeling about her..."