Keywords: floating, solo, crying, positive, tender, flowing, regret, crime, nostalgic, mystery, melancholic, loving, romantic, underscore, heartfelt, classical, romance, alone, bittersweet, uplifting, lonely, soft, nostalgia, love, thoughtful, somber, drama, hopeful, sentimental, serene, delicate, peaceful, gentle, emotional, introspective, sad, solo piano, reflective, piano, slow tempo