"Blue" is a song by Hoody, a South Korean R&B singer. The lyrics express feelings of uncertainty, loneliness, and longing for someone to provide comfort and understanding. The protagonist feels lost and stuck in the same place, wandering aimlessly through sleepless nights and fading memories. They are seeking answers and reasons for their struggles. The phrase "Will you tell me now, all the reason why" reflects their plea for someone to explain the difficulties they face in their exhausting days and nights. They yearn for the fading light and hope to find solace in the midst of their weary heart. The lyrics also mention the color blue, symbolizing a place where the protagonist's troubled heart could find rest. The line "Where there is blue" suggests that finding this place would provide a sense of peace and understanding. Overall, "Blue" conveys the emotional turmoil, longing, and desire for clarity that someone going through difficult times may experience.