Kissing Stone Introduction: Legend has it that Zhu Yuanzhang fell in love with his uncle's adopted daughter Ma Xiuying, later known as "Bigfoot" Queen Ma. One day Xiuying brought baked cakes to her sweetheart on the mountain to satisfy her hunger. Unexpectedly, Xiuying's chest was baked The cake is burned. Zhu Yuanzhang was very grateful when he saw this, and swore on the spot that he would never forget Xiuying's kindness. Nian Shi was also moved by this and "witnessed" the kiss of their eternal alliance.