After Exchanging with Her Granddaughter, the Useless Old Lady Went Crazy.

[Era + Travel through books + Rebirth + Slap in the face + Abuse of scum + Space + Insidious parents] Sanda coach Liu Chunni traveled through a period novel and became the protagonist's cannon fodder, Lin Qumai. Lin Qumai, the old lady, was a loser. Liu Chunni didn't want to live a miserable life, so she decided to cause trouble in the Liu family. Under the orders of her paralyzed mother-in-law, Liu Chunni sent her to the West in advance. Bai Lianhua and the scumbag talked about sour poetry and philosophy of life, while Liu Chunni went to school to make a scene. The eldest son who cheated on the marriage, the selfish second son, and the younger daughter who acted as a mistress, deal with them one by one! It's great to be a crazy old lady! —— Lin Qumai was reborn as her adopted eldest granddaughter Liu Chunni. In her previous life, she was so useless that she died of exhaustion. In this life, she has to change her way of living. Unexpectedly, it was not her turn to go crazy, and Liu Chunni went crazy. Lin Qumai cooperated with the 'eldest granddaughter', and the grandfather and grandson emptied the Liu family, leaving a mess behind and left! —— Qiu Bailian was bound to the heroine system, and the system told her that she was the real heroine of this book. Qiu Bailian vowed that she would regain the fate that belongs to the heroine! But seeing Lin Qumai's life getting better and better, Qiu Bailian began to wonder, is this system really here to help her? How could Lin Qiaomai, who was promised a cannon fodder female supporting role, marry an officer and still make a fortune? Even the cheap granddaughter Liu Chunni followed the chickens and dogs to heaven and became the favorite of the courtyard. This beautiful life should have been hers!