Spiritual qi revival is imminent, and a human catastrophe is on the way.
Before the spiritual qi revival, the protagonist is reborn as a pet lizard.
After awakening the strongest evolution System, he devours and evolves his way through the terrifying world that emerges after the spiritual qi revival.
The leaders of various nations exploit the chaos for profit, while ancient forces hidden behind civilization gradually emerge.
All kinds of life in the natural world grow, absorb spiritual qi, mutate, and evolve, gradually becoming terrifying threats to all humanity.
In this world, the male lead gradually awakens various fantastical bloodlines and eventually becomes the strongest living creature.