"Sori and Lembuna" narrates the tale of an unlikely friendship between a human and a creature. Sori, an energetic girl, dedicates herself to cleaning a river that serves as the lifeblood of her village, often removing garbage that tarnishes its appearance. During one such cleanup, she encounters a snake ensnared by a plastic bag. Perplexed yet determined, Sori aids the snake, enabling it to swim freely back to its abode.
Sori forms an unexpected connection with Lembuna, a unique creature wearing a buffalo skull and scales. Together, they face a dangerous threat to Lembuna's home caused by a malevolent being born from waste. Can they team up to defeat this plastic-related enemy?