There's a Big Sister Xie in the community who's a real pro at mediating disputes. But this time she's up against Auntie Du, and everyone in the neighborhood knows just how stubborn this old lady is. Xie has tried everything—helping out at the fruit stand, keeping watch at her doorstep—nothing works. Who would have guessed that a fall on a rainy night would be what finally warms the old woman's heart? A story of a grassroots mediator—real, down-to-earth, and one that has moved countless viewers to tears.