If we trace the origin of life, you will find that it is composed of countless traces of coincidence, along with the hidden currents of fate, weaving the experiences of life, whether happy or sad. Those things that can leave a mark on life always come through some kind of inadvertence, like the vast land under the moonlight, quietly unfolding before you like a silk scroll. However, at the seemingly foreseeable end, there hides the unknown that you think is the same as ever.