Xiaoyunfei The TV series "Youth in Fire and Smoke" tells that Kevin Yanhe is a husband and wife in real life. In the play, Yan Kaiwen plays Xiao, and Du Ruoxi plays Cai Xiuqin. Cai Xiuqin likes the hero to be small, but Xiao has a heart. This setting is played by husband and wife, and the emotional contrast is great. Youth in the Smoke is an anti-Japanese TV series produced by Yunde Century Culture Media (Beijing) Co., Ltd., directed by Feng Gang and starring Kevin Yan, Yan, Min, and Jinggangshan. The play premiered in Jiangsu Variety Channel Boutique Theater 19: 18 on the evening of August 28th, 2020, and was broadcast in Guangxi Satellite TV Beautiful Theater on February 6th, 2023.