Seventh Moon (2008)

Melissa and Yul, two adventurous Americans on their honeymoon in China, stumble upon the mysterious and intriguing 'Hungry Ghost' festival. As darkness descends, they find themselves in a secluded village, where they quickly discover that the ancient legend is not just a story. Caught in a ritual they cannot fathom, Melissa and Yul must navigate through the eerie night of the Seventh Moon, desperately searching for a way to make it through the supernatural ordeal alive.