The gray fog that envelopes the world and is full of unknown horrors can distort life and machinery and spawn "living machine" monsters, which is the ultimate threat to mankind.
New Iron Dome City, the last refuge of mankind.
Mist activity reaches its peak when rare "resonant snow" arrives.
Kai and his companions must navigate among the various social strata of the city, go deep into the dangerous and foggy area, and uncover the buried historical truth.
Their actions will challenge the cold order and ultimately determine the future of New Iron Dome City and even the remaining civilization of mankind——
Will you sink into fear and oppression, or find resonance in the ashes and welcome a new horizon?