In order to raise money for his wife's medical treatment, Lei Zi went deep into the mysterious valley, shot a rare giant centipede, and accidentally obtained a strange red bead. After that, strange things happened frequently in the family. The rice vat turned black for no reason, livestock died mysteriously, and the "five poisons"—snake, toad, centipede, gecko, and scorpion—appeared one after another in the cold winter, as if a revenge was being staged against his family.
