In "I Saw the World for the First Time After 15 Years," the narrator recounts their emotional experience of stepping outside for the first time in over a decade. Having faced isolation due to various circumstances, they feel a mix of awe and apprehension as they encounter the world anew. The story explores themes of freedom, self-discovery, and the impact of confinement. Through their journey, the narrator reflects on longing and the transformative power of new experiences, ultimately celebrating the joy of reconnecting with life after a long absence.