Yan Yangyi and Bao Hulu strayed into the strange Underworld Town, where they can only enter but cannot leave. Anyone who leaves without authorization will die mysteriously. Although Yan Yangyi doesn't believe in the horror legends all over Yin-Yang Town, he frequently encounters strange things. Will he be able to survive time after time? What was even more unexpected to Yan Yangyi and Bao Hulu was that under the curse, the spooky town has an amazing secret behind it...

In 1943, as the Anti-Japanese War nears its climax, the brutal Imperial Army launches a massive “sweep” across the Yimeng Mountains of Shandong. Outnumbered but unbroken, a regiment of the Eighth Route Army stands its ground. Amid fire and chaos, soldiers and villagers join forces in a desperate struggle for survival — and deliver a stunning counterblow that turns the tide of the invasion.

In the late Republican era, strange incidents occurred frequently in a mist-shrouded mountain village deep within Changbai Mountain. A villager named Chen Gouzi encountered a mysterious bride and took her in. Soon after, he suddenly became wealthy, only to die under bizarre circumstances. A series of deaths that followed plunged the village into fear. Veteran hunter Ma Sanye led the villagers in their search for the truth, navigating between supernatural rumors and the treachery of human hearts. As they dug deeper, hidden secrets and the tangled forces of good and evil in the mountain forest gradually came to light.