Uterus, the primordial physical and warm organ in which fetus develops, is the symbol lives in the primitive essence.
Caves, symbolized as uterus for human beings, represent the life-secured and comfortable living environment where family relationship becomes firm and strong by means of the uncarved interior space.
The family receive good quality of life by the application of technology applied in this residence, where the different lightings has present the ideology of uterus. This is the residence creating the atmosphere of pleasure, comfort, and silence.