故事講述一群日常生活受到氣候急劇變化以及人工智能影響和改變的數碼龐克旅行者，遊走深水埗街頭尋找開啟人類進化奧秘的重要線索──五角鑰匙，最終他們在機械人改造工場中激活了人造人Zero 。
The prequel story tells a group of cyberpunk voyagers whose daily lives have been changed by rapid climate change and artificial intelligence. They wandered through the streets of Sham Shui Po to search for the five-pointed key in order to activate the Cyborg Zero, in the Cyborg Transformation Factory, who carries the important clues to the mystery of human evolution.
