Alchemy Story is about two modified particles, one biological "Bio" and an electric one "Volt" that felt in love with each other inside the laboratory in which they have been created.
Volt and Bio desperately wish to escape and live their love story. One day, Bio manages to escape and to set Volt free. They will use their powers and take control of parts of the environment to find a way to be united and free.
Bio is able to enter in organic and biological entities and to some extent control them. Volt can move around through the electrical grid and trigger various actions by taking control of electric devices.