The entrance to Sierra Sea in Sai Sha, a new residential development in Hong Kong, is defined by a striking glass installation forming a vibrant, sculptural gateway. Cascading coloured panels transform light throughout the day, scattering prismatic reflections that create movement and energy. At night, integrated lighting causes the glass to glow softly, turning the entrance into a luminous landmark. The interplay of transparency, reflection, and colour ensures the installation appears different from every angle, inviting repeated discovery. Its rhythmic arrangement guides the eye inward, creating a sense of anticipation as one approaches. By turning a functional threshold into a sensory experience, the glass installation establishes Sierra Sea as a distinctive and memorable destination where light, colour, and space converge.