The Cannon Fodder of Quick Travel, She Is Exquisite and Self-Interested

[No fixed CP + beautiful heroine + kidney transplant + childbirth + no hardships] In her previous life, Xi Qing endured all her life for the sake of her family, but in the end she was abandoned by her family. Before he died, Xi Qing swore that he would live only for himself in the next life. The heroine loves herself more than anyone else, and no one can make her sacrifice herself. The system is bound, but the heroine is the one who calls the shots. The purpose of each world is to live comfortably. Let yourself go and be a refined egoist.