"All Night Long" is a song by the South Korean boy group UP10TION. The lyrics express the feeling of being alive and awakened, and the excitement of being with someone they love. The song portrays a sense of longing and desire to be with this person throughout the night. The lyrics talk about how the person feels alive and their heart races whenever they are with their loved one. It describes the experience of being in their arms and feeling the tickling sensation on their body, creating a warm and intimate atmosphere. The song also emphasizes the notion of staying up all night with the person they love, cherishing every moment together. It conveys the idea of wanting to talk and be with them until the morning sun rises, not wanting to waste a single second of the night. The lyrics mention the feeling of teary eyes and the increasing warmth and passion that their love brings. It portrays the image of a gentle breeze carrying their love to each other and the anticipation of being together. The song talks about the power of thoughts and dreams and how they can bring people closer together. It describes the joy of being able to laugh and share dreams with their loved one while looking at the night sky, creating a strong emotional connection. Overall, "All Night Long" conveys the message of cherishing and appreciating the time spent with a loved one, the desire to be together until the sun rises, and the hope that their feelings will last forever.