Cause and effect transfer, the disaster of the rich

Yue Lingshan was raised in the palm of her brother Yue Chong's hand since she was a child.
The brother and sister have been practicing Yue Family Boxing since childhood.
He is proficient in all eighteen martial arts.
Although the family conditions were difficult, Yue Chong always protected his sister and never let her suffer any loss.
Her skills were not good enough, and she had never been bullied in front of outsiders.
He was admitted to the police academy, became a patrolman...