The female protagonist accidentally becomes tainted with the snake clan's destiny, bearing a ten-month snake fetus, and forms an inescapable bond with the overbearing and powerful snake lord. The snake lord has an extremely strong possessiveness, pampering her in every possible way while imprisoning her step by step. Humans and demons walk different paths, millennial grudges follow one after another, and love and hate entangle and pull. While fighting against the shackles of destiny, the female protagonist falls into the snake lord's partiality, going through numerous hardships to stay together and unlock an epoch-making romance.