She is the Abyss

At the age of eighteen, Ava Turner had her life ruined by her half - sister, Della Turner. After five years of preparation, Ava Turner changed her name to Bella White and went to take revenge on Della Turner. She snatched Della's lover, took away her proud son, and ruined Della's reputation, casting a shadow over her perfect life.

She aimed to make everything that Della cared about her own. However, all this was just the beginning...