Khun Yay Sai Diew

Kasama, a teenage girl, and her grandmother, Maenwat, constantly clash due to their differing views on tradition and modern thinking, leading to frequent conflict. However, when a mystical box is accidentally opened, they switch bodies. Now, Maenwat finds herself living as a young teenager again, while Kasama is thrust into the role of an adult. Each must navigate the challenges of their new lives—Maenwat reliving the struggles of youth, while Kasama learns to handle the responsibilities and commitments of adulthood.
(Source: msbrightside at MDL)