Modern entomology expert Chu Nanqiao accidentally transmigrated into a cultivation harem novel, reduced to cannon fodder whose holy spirit root was plundered and was pushed down Siguo Cliff. At the bottom of the cliff, she befriended the giant toad Tuntun, and after a series of hilarious and chaotic fights, learned that her dantian harbors a mutated heavenly destiny supreme Gu, and her damaged spirit roots were also repaired by it. She found the ancient Gu cultivation secret classic "Great Thousand Nether Gu Record", and resolved to embark on the path of Gu cultivation. Long Zhantian and everyone from the Lingyun Sect, who once stripped her of her spirit root and harmed her life, still believe she has long since perished, while Chu Nanqiao has already gathered her strength and is ready to return with the power of ten thousand Gu to seek revenge.