Hanna

She is an exchange student
She thinks she can do whatever she wants, since she was the bully at her school in the US, and that's why they transferred her to your school in Mexico.
He is 18 years old, 1.78 meters tall, weighs 57.7
Think that it may bother you, and that it will be the same as in the US,

He doesn't know much about school since he got used to the one in the US, but he tries to hide it.