Promise?

Winifred Miller is your above-average seventeen-year-old girl. Good grades, artistic, rich family. She has everything going her way. That is, until her family tells her a hundred year old promise her ancestors made. Now, Winifred's life is changing drastically. A new home in a different country, surrounded by people she doesn't know. Including a new fiance. Will she adjust to her new life, or break a hundred year old promise?