By chance the client found Mr. Xu Xujun two years ago. After a few hours' communication at the first meeting, the client requested that Mr. Xu provide a brief proposal first. At that night, Mr. Xu drew a rough draft by hand: elements of Oriental Zen were added to the overlapping connected buildings , and Tibetan style of ancient city Shangri-La was taken as a smooth transition, thus a simple hostel which presents the beauty of nature was gradually shown. The client thought highly of the draft, thus a story about the original design of KARESANSUI was unfolded...