Shi Yan, a postdoctoral researcher at Tsinghua University, turned down job offers in Beijing to work on a farm in Shunyi district on the city's outskirts. She has now spent 14 years working in agriculture. Why would a highly educated researcher choose farming over a career in the city? What drew her to rural Beijing and kept her there for 14 years? Let's find out. (Produced by Wang Ruofan, Di Jingyuan, Qin Yudong, Wang Xiangyu, Chu Chu, Li Mingzhi, intern Xie Boxin, Huang Jiange, Yang Ziyu and Heng Shimin)