As intergalactic poachers searches the galaxy for the dangerous game, leading them on a hunt for 5 mechanical animal known as the Shizen Beasts,causing them to flee from their planet to the nearest planet, once they land on earth they recruit 5 naturalist to help them combat the poachers.

After the death of Master Alchemist (Master of Alchemy and Sorcery) Alchemy and Sorcery separated colony until the Homuns choose to rebel and get revenge against the people who sealed Father (The leader and created of Homunculi)