After I Became an Official, My Girlfriend's Seven Brothers Knelt Down and Begged Me for Forgiveness.

Single female protagonist, tearing apart corrupt officials, scum regretting, and numb love Lin Chen, the second generation of a wealthy family, suddenly fell into poverty. His father is in jail, his mother is missing, and his sister is in hiding. His girlfriend disliked him and broke up with him, and his seven brothers also beat and kicked him. The only way to relieve worries is to be an official. With great power in hand, he is invincible in the world. Anyone who bullies me will never end well.