When We Two Parted is an acclaimed original Chinese play drawn from real history. In 1935, at the Institute of Physics of Academia Sinica, GU Jingwei (based on GU Jinghui) meets QU Jianxiong (based on WU Jianxiong). In the daily life of institute director DING Xilin (based on DING Xilin), two women scientists support each other through turbulent times, confronting the prejudices of their era with quiet strength — a portrait of perseverance and friendship among women in science.