Instead of responding to sunlight, “the eye” interacts with the  human activities of the residents. Throughout the daylight analysis from energyplus and ladybug, the direction of the sunlight can be controlled regadless of the rotation of sun. Therefore, people can re-direct sunlight according to their space usage. Which also, means the exterior of the facade will be shaped by the dynamic activity behind its layer. The typical facade had one way connection, seeing outside from inside, however, “the eye” opens mutual communication by the movement of facade.