Know Why the Nightingale Sings

<Know Why the Nightingale Sings 若是知道夜莺为何歌唱> What does the free fall feel like? 从高处自由坠下究竟是怎样一番感觉? Asks the boy with a spark in his eye 只想问问这眼里泛着光彩的男孩. Know why the nightingale sings 若是知道夜莺为何歌唱, Is the answer to everything 就知道世间一切的答案. Taking a step to