本片以俄罗斯青年创作者的视角，从一个古早的豆瓣小组“帝都大字典”出发，探索北京街头招牌手写字承载的文化基因。通过记录她拍摄、解读、传播招牌字体的过程，揭示这些日常符号如何成为连接古今的密码。

This documentary follows Russian creator Sofiia Polyntseva as she deciphers the cultural DNA embedded in Beijing’s street signs. Through her process of capturing, interpreting, and sharing these urban artifacts, the film reveals how everyday symbols become bridges between past and present: weathered calligraphy whispers tales of old Beijing, while neon-lit characters pulse with modernity.Using diverse filming tools as a metaphor for multifaceted urban observation, the documentary amplifies cultural resonance through public interactions and online engagement.