Taking the most normal concrete block as the outdoor lamp, connecting the building with the outdoor landscape, we explore the essence of freedom in the direction of light and shadow. The simplest geometry makes the form disappear in the expression of concrete texture and melt into the natural landscape. The combination of ultra-high performance concrete and the regeneration of construction waste residue marks every sequence for the wild forest, wind, frost, rain, snow and long night in the contract between human beings and nature.