In the "Pabili ni Elma" vlog by Sir Geybin, the story revolves around Elma's humorous shopping adventures, where she navigates buying various items, often leading to funny situations. Geybin captures the playful dynamics between friends as they engage in light-hearted banter while shopping. The vlog showcases relatable experiences and the challenges of finding the right products, emphasizing themes of friendship and the joy of shared moments. Geybin's comedic commentary enhances the entertainment, making the shopping trip a fun and memorable experience.