After a zombie becomes involved with the girlfriend of one of his victims, their romance sets in motion a sequence of events that might transform the entire lifeless world.

One major focus of philosophical inquiry has been: how can individuals determine that their existence is not an illusion? However, for those enduring chronic immune diseases, reliance on life might paradoxically hinge on whether the pain is merely a dream. Inspired by the concept of khan-bông(a traditional taiwanese ritual) likening immune diseases to a prolonged battle against one's own body, the spirits of those who die in this war revisit fragments of their memories to re-examine and explore how life and existence coexist and find balance amid perpetual flux and instability.

Hikari is a girl whose mother Mari has fused with a spaceship. Traveling in the spaceship, Armadillo, Hikari experiences things and encounters people, including a strange boy called Romeo who emerged from the extracted noise she came across on the Web, and her long-lost father Raven.

The film tells the story of the seven nines of red blood cells in the human body, who are dissatisfied with the current work situation and want to find the meaning of life and existence. Finally, they understand the great responsibility they bear and become brave warriors to fight against bacteria and viruses.