One Summer Night captures a fleeting yet profound connection between two strangers in Seoul. Under the glowing city lights and humid summer air, a chance encounter at a late-night convenience store sparks an unexpected bond. As they walk through quiet streets and share intimate conversations, the night becomes a safe space where they can be their true selves. But as dawn approaches, they must confront the reality that this magical evening may be all they get. This tender short film explores the beauty and melancholy of a love that exists only for a moment, leaving a lasting impression that lingers far beyond the sunrise.