在中国西南部的喀斯特地区，一个远离城市的乡村。子英是一个靠养牛为生的女人，她的牛生病了，村里的诊所无法给牛医治，她来到镇里的农牧药店问诊，跟随兽医从镇里回到村落。在来回问诊的路上，勾连出自己的系列往事…

In the karst region of southwestern China, a rural area far from the city. Ziying is a woman who makes a living by raising cows. Her cow got sick and the village clinic couldn't treat it. She went to the town's agricultural and animal husbandry pharmacy for consultation and followed the veterinarian back to the village from the town. On the way back and forth for consultations, connect your own series of past events