The King and I must

But this black spot seems to be caused by poisoning, right,A little girl of three or four stood outside the high walls of Yiwangfu, looking up at another little girl lying on top of the wall and whispering, “Almost there! Come on, Xiao Baozi!”,Two little girls looked exactly alike. The girl on the wall had her hair in a bun and was clinging to the wall tightly. The girl with two braids downstairs, sobbing, said, "Big sister, I...I'm scared..."。