Zhu Yan awakens in an apocalypse. She seizes treasure from adopted sister Cora Yates, gains superpower to transform into any creature. Cora Yates, mother, and four Yates Brothers favor Cora, pressuring Zhu Yan for treasure. Zhu Yan cuts ties and flees. Hunted, she escapes via transformation, obtains a spatial treasure, and unlocks permanent animal forms. Discovers mutated rat corpses with dual superpower traces, suspects Yates Clan, new danger approaches.