"Promise" is a bittersweet and beautiful romantic piano waltz that evokes the fragility of love and promises. Its melancholy melody intertwines with memories and emotions that have deeply lingered over the passing of time. The promise made in the past still resonates quietly in the heart, a tender echo of something cherished and lost. This piece blends the emotional depth of dark academia with the allure of dark romanticism, captured through lyrical piano that carries the essence of fleeting beauty and introspective longing.