In 2030, Earth's magnetic poles disappeared and humanity was nearly wiped out by cosmic radiation. In the Abyss, where the mutated xenogeneics live, there lives a small fungus. Due to having been fed on the flesh and blood of deceased humans, An Ze, not only had a similar human form, but also a similar name: An Zhe. An Zhe is determined to go to the human base to look for the spores, which have been harvested by humans. Once there, however, he faces the risk of discovery and certain death as he tries to hide his non-human nature from the Judges, who are responsible for checking and eliminating xenogeneics like himself. And of all the Judges, Colonel Lu Feng was the most responsive and merciless. But An Zhe's mutation went undetected by Lu Feng's eyes, and a story about humans and xenogeneics unfolded…