Gu Changan, an ordinary young man in Qingshi Village, just wants to guard the small courtyard and live a stable life with his sister Xiaoman.
But the Xumen moved unexpectedly, thinking about the disaster sweeping the world. There is an unknown special bloodline hidden in her sister, and forces from all sides are coming one after another, trying to use her as the key to unlocking the chaos.
On one side is the dangerous and unpredictable ruin gate and secret realm, and on the other side are the human fireworks that I want to protect. When everyone in the world longs for relief once and for all, he and his sister must make their own choices.