"Alapaap" explores several themes that are relevant to Filipino identity and culture. One of the primary themes is the concept of "utang na loob" or "debt of gratitude," which is a central value in Filipino culture. The film's protagonist, a young boy named Gando, forms a deep bond with a group of creatures who help him survive in the mountains. This relationship is built on a sense of reciprocity and obligation, reflecting the Filipino value of "utang na loob."