Open the door in the light rain at night and ask Haitang No.7. It's a story called Mo Xiaoyu and Chu Ning. Open the door is a variety show of educational games launched by cctv-3. The program encourages ordinary people to realize their family dreams through games, explore and show the brilliance of ordinary people's humanity through various artistic techniques, and arouse the emotional resonance of the audience. Among them, asking Haitang in the evening is in the seventh issue.