Little Bi Shisan appeared in the 27th and 28th episodes of With the Window. In the play, Bi is a person that everyone thinks is great. In Gu Yixin's view, he is the one who has always embarrassed her. Because they always quarreled at first, she couldn't see his innermost thoughts after accepting Pan's earthquake. Even though Bi Thirteen explained repeatedly that he liked her. But despite her heart, she still doesn't believe it.

Window Together is a youth campus comedy starring Wu Yuze, Xu Xiaolu, Pang,, Sang Yan, Ying Daizhen, Ding Xiangnan and Li Chuan. The play tells the story of three childhood friends, Luqiao Chuan, Zhong Bai and Ren Yifan, who go to the same university and meet new classmates one after another. Nine young men and women started a colorful college time together.