In a wasteland world with depleted resources, Mo Qinghe, a girl from the Mohist family, discovers a mysterious ore and becomes involved in a whirlpool of betrayal from fellow sects and external conspiracies. She studied under the guidance of wandering craftsmen and used innovative mechanism techniques to fight against the puppet army. She finally faced a choice in the forbidden land: to forge killing weapons, or to activate the ancient ecological network and restart the desolate world with the ambition of "seedlings".