Their Bond

S1 E6: Sisters Yin and Ning are joined by rebel forces Yuezhi and Rou. When they are invited to join the rebel army, Ning enthusiastically agrees, but worried for her younger sister, Yin is opposed to the idea. Ning resists her sister's concern for her. Meanwhile, Zhao reveals his concerns to Empress Cheng. Since the day of the tragedy three years ago, he has been unable to sleep. Furthermore, he is...