A letter written "Misty Hidden Town" sent Xiaoyulan on an unknown journey to find his missing sister. Stepping into a small town filled with weird atmosphere, the indifferent and evasive townspeople and the well-kept secrets shrouded her like a heavy fog. After encountering the cold-looking Wanx by chance, clues gradually emerged, and it was discovered that his sister's disappearance was actually related to the dangerous ritual of the mysterious organization. On the way to pursue the truth, crises are everywhere, and the inextricable connection between Wanx and the mysterious organization has made Xiaoyu Ran fall into a double struggle of trust and emotion. When the truth is about to surface, can they work together to break through the fog, find true love in the crisis, and uncover the dusty secrets of the town?
