The most fragile things in this world are men's wine glasses, politicians' promises, girls' dreams, love on a tightrope, the kindness and noble heart of modern society. A woman can abandon everything for the man she loves, but she falls in love with the man of her best friend. In order to satisfy her desires, she challenges the lowest limit of society again and again. In order to keep love and marriage, she can only challenge herself and surpass herself, but he said: I am tired, let's let go together...