"Ungga Ungga" is a terrifying Tagalog horror animation set in a remote mountain village where people are haunted by eerie, childlike voices calling out "Ungga Ungga" at night. The story follows Carla, a young woman who returns to her hometown after years in the city, only to find the village gripped by fear of an unseen creature that mimics children's laughter and cries to lure its victims. The villagers speak of an ancient tale about the Ungga, a mischievous but dangerous spirit that preys on the lost and the vulnerable, especially children.

As the strange occurrences intensify, Carla's younger brother, Toto, becomes the spirit's latest target. One night, Toto follows the sound of laughter into the forest and vanishes. Carla, determined to save her brother, ventures into the deep woods with the help of an old shaman who knows the secrets of the Ungga. She must confront the dark entity and break the curse before it claims her brother’s life and terrorizes the village further.

"Ungga Ungga" combines the eerie atmosphere of rural life with Filipino folklore, weaving a story of suspense, supernatural terror, and the bonds of family. The animation highlights the fear of the unknown and the dangers lurking in the shadows, with Carla's bravery standing against the horrors of the Ungga.