Xiao Sui, the little girl of the Lin family, unexpectedly discovers that the longevity lock she wears is actually connected to two different worlds. With her family's companionship and protection, she experiences one fascinating discovery after another, while also bringing new seeds, methods, and hope back to her hometown. As the days gradually get better, the Lin family moves from hardship to stability, and the village slowly comes back to life. With her kindness, intelligence, and overflowing good fortune, Xiao Sui becomes the most adorable little lucky star in everyone's hearts.