Record of Killing Snakes and Immortality

In the year 3987 of the Xuanhuang calendar, humans and demons stood side by side, and the immortal gate was in ruins. The ancient monster "Nine-Headed Blood Dragon" was suppressed for a thousand years and its seal was loosened. Its essence and blood polluted the world and spawned countless snake demons to cause trouble in the world. After the collapse of the fairy world, the realm of monks was locked (the highest Nascent Soul), the ancient inheritance was cut off, and mortal warriors and low-level monks became the main force against demons...