Through building and losing memories a person builds itself as a unique individual. However, is there such a memory which is shared with all human beings? Two of them might be rooms where we used to live, and horizons which we have seen through our eyes. In this picture, these two images are overlapped through its double-laid and salted as you can see over view 1. The salt used here as a material is the symbol of fragility and changeability which living and memory nature has in common and is what let time flows. This work changes, lapses, and matures slowly and gradually as you can see over view 2.