Robert W. Chambers 
Slayer of Souls [EPUB ebook] 

Synopsis: Tressa Norne is no normal American girl. Raised in the Far East by the deadly Yezidee-Mongols, she one of their temple priestesses-and she’s been trained to kill. Unwilling to do the cult’s bidding any longer, Tressa escapes to her homeland, trailed by a Yezidee Prince and memories of her former life. Back on American soil and aided by dashing Secret Service Agent Victor Cleeves, Tressa is the only one with the power to stem the tide of evil rising from China’s shores.