The Sadness: Vietsub

The movie follows the story of two travelers, Hsiang and Ching, who find themselves in a small town in Taiwan. As they try to find their way back to civilization, they discover that the town is plagued by a mysterious and terrifying phenomenon. The residents of the town have become violent and aggressive, as if they're under some sort of mind control. As Hsiang and Ching navigate the treacherous landscape, they must confront the dark forces that are driving the townspeople to madness.