A girl is visited by two men from a space ship. They give her water she needs for her daicon (radish). On her journey to deliver the water, she crosses paths with iconic characters from comic books, live-action films, literature and animation.

Set to "Twilight" by Electric Light Orchestra, the girl from DAICON III has become a bunny suit-clad fighter, getting around on a mysterious flying sword, taking on the villains of sci-fi and popular fiction. What will become of the world after this?