Harbin Under the Nightfall, Episode 30, Watch Online. Introduction to the subplot of Harbin Under the Nightfall: In Episode 30, Xiaoyuan and Ge Mingli discuss keeping an eye on Miss Lu in order to capture Wang Yimin. At the Yukizumi residence, Xiaoyuan and He Yiping come to report on the Tangbei guerrilla forces and are overheard by Yukizumi Ichiro. Yukizumi Ichiro then calls Lu Qiuying to arrange a meeting between her and Wang Yimin.