"Vanish" author Gerritsen (4)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
tess
(Other definitions for tess that I've seen before include "D'Urbeville heroine" , "Ill-starred Hardy heroine" , "'Justice' finally done on her (Hardy)" , "tragic heroine" , "Thomas Hardy heroine" .)