The Mystics' Treachery

Anna Volkov has a lot on her mind. Her father has just been appointed Russia's ambassador to the UN, uprooting the family from Moscow to Manhattan--and with her relationship with her twin sister already on the rocks, it's shaping up to be a lonely, boring school year.

However, when a strange old woman appears on the street one night to deliver a cryptic warning, Anna finds herself thrown headfirst into a war that has been raging in secret for hundreds of years--a power struggle between the e...