The Reborn Medical Concubine Is Cruel and Ruthless

In his previous life, he was treated as a tool by his family, his scumbag father rose to prominence, and his scumbag sister enjoyed endless success! She fell into a land of fireworks and was tortured to death. After rebirth, she vowed to continue the abuse to the end! But she didn't expect that she would meet a sinister regent who would keep her under his thumb! The last trump card is to close the door and let Zaizai bite his father! Faced with a little doll carved out of the same mold as himself, the powerful regent also had difficulties. He couldn't be beaten or scolded, he could only let rows of pink tooth marks appear on his arms! The woman smiled proudly.