Lu Yu is transported to a world corrupted by eldritch gods, where monstrous beings roam and cultists reign with madness. Just as he is about to be sacrificed on a dark altar by fanatical worshippers, he awakens a mysterious Monster Editing System. With the power to extract materials from all things and create unique monsters, he not only gains their innate abilities but also a portion of their strength.

Armed with his creations and newfound powers, Lu Yu embarks on a journey to challenge the dominance of ancient evils and twisted deities, carving a path of resistance and survival in a realm where sanity teeters on the edge.