"First Day sa School" is an animated short that follows a student experiencing the excitement and nerves of their first day at school. The story captures their journey as they navigate new classmates, teachers, and the overall school environment. Through colorful animation, the protagonist's emotions—ranging from anxiety to anticipation—are vividly portrayed. Ultimately, the short emphasizes themes of courage, friendship, and the value of embracing new experiences, evoking a warm sense of nostalgia for viewers reflecting on their own school days.