Lu Zuo lives an unremarkable life working a shop job in Dongguan, until a visit back to his hometown to see relatives changes everything. There, by chance, he receives the power of the golden silkworm from his grandmother. What follows is a string of plots and power struggles, all centered on the silkworm he now holds. Caught up in disputes involving Taoism and magic, Lu Zuo must decide how to respond. Adapted from Namo Jiasha's suspense novel Miaojiang Gu Shi, the series mixes action, adventure, mystery and the supernatural.