Who is Drina Auguste from Evermore: The Immortals and what is their importance?

Damen's wife, Drina Auguste has followed Ever though centuries of time, always putting herself in a position to kill Ever before she can become strong through Damen's love. Drina is evil and seeks to destroy whatever threatens her happiness. She sees Ever as a threat to her happiness without realizing that she's lost Damen's love regardless of whether Ever is in the picture.