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In a world ruled by wizards, all mortals are valuable. 　　 The nobles survived by transplanting the knight's organs, while the poor waited to die from the roar of wild beasts. 　　 Ron, who traveled through time, was just a down-and-out blacksmith, but he triggered a system prompt when he coughed-- 　　 [You have unlocked a new breathing method: Cast Iron Breathing Method] 　　 [Effect: Gain affinity with metal elements and convert inhaled iron filings into life iron to strengthen the body] 　　 It turns out that every breath is evolution! 　　 From the [Dragonborn Breathing Technique] that increases the vitality and blood of the ancient dragon to the [Breath of Ember Bones] that exhales dragon flames, 　　 From the [Witch Devouring Breathing Technique] that can analyze witchcraft to the [Abyssal Soul Breath] that swallows ghosts... 　　 While other wizards are still using witchcraft to drain the earth dry, Ron can draw extraordinary power through breathing! 　　 ... 　　 Many years later, at the top of the sacred mountain. 　　 All the nine-ring wizards looked up to the only true God on the throne of the void. 　　 Just listen to his breathing, it's like thunder!