‘Pure Surrender’ The author of the book is Aja James. ‘Pure Surrender’ is the tenth book in the Pure/Dark Ones series. The main characters of the story are Aella Alexander, an Amazon warrior in her human life, and Cloud Drako, a mysterious new recruit to the Pure Ones’ team of Elite soldiers. The book analyzes their journey as they navigate their past, make choices for their future, and deal with the consequences.