Tube house, the most typical housing style in Vietnam, itself has a critical difficulty in getting enough natural light and ventilation firstly because there's no opening on the two long boundary sidewalls and secondly because Vietnamese people tend to have lots of fixed partition walls for separating many bedrooms. Therefore, the main theme of this house is to explore the possibility of a new lifestyle in Vietnam, in which that such dark and humid space need to be improved drastically into a bright and open one