I've Been Dead for a Hundred Years, and My Brother Wants to Slap My Dragon's Tendon

Just because I didn't want to give my parents' belongings to my new sister, my brother crushed my bones and threw me into a cold prison to learn the rules. It wasn't until a hundred years later that my new sister was seriously ill and needed dragon's tendons to be used as medicine, my brother remembered me. When he deigned to come to the Cold Prison, he vowed to take my dragon's tendons to treat the new sister. "You can get angry with a little bit of ice energy. Don't forget that you were the one who killed your parents in the first place!" "If it delays Yanyan's illness, even removing your skin and bones will not be enough to make up for it!" But my brother didn't know that on the day he threw me into the cold prison, I was tortured...