What episode is Bai Yueguang's husband cheating?

The first episode. According to the query of Bai Yueguang, it is the first episode that Bai Yueguang's husband cheated. The first episode tells the story of Zhang Yi stealing her husband Zhang Xin's ambiguous WeChat, suspecting that her husband was cheating, so she began to explore. Yoko peeked at Zhang Xin's mobile phone in the middle of the night and found that the password had been changed. She couldn't get over it until she received the VIP membership card information sent by Face Hotel to her husband. Zhang Yi participated in the company dinner with great interest and was preparing to connect Zhang Xin by video. He happened to see a woman walking behind Zhang Xin. Bai Yueguang is an urban emotional reasoning drama produced by Wuxing Culture, jointly produced by Youku and Qujiang Film and Television, supervised by 500 producers, directed by Liu Ziwei, starring Song Jia, Yu Entai, Liu Mintao and Huang Jue, and starring Fu Mei, Wang Zhen and Fan Wei. The play tells the story of Zhang Yi, a strong woman in the workplace, who accidentally discovers that Zhang Xin, a full-time husband, is suspected of cheating, which leads to Infernal Affairs of Marriage, which gradually explores the truth of cheating.