After the Fourth World War, special soldier Alex encountered an accident in a counter-terrorism mission, and his spirit was implanted into a female prosthetic body and survived. Turned into "Alice", she came to the city of the future, which is believed to realize all dreams, and became a bounty hunter to work for the military. At the same time, she discovered that her body was capable of evolving superpowers. While fulfilling her missions, she got involved in chaos one after another.