Some instruments measure what never returns. Follow a lantern-lit causeway into an open observatory above a luminous sea. A brass armillary turns beneath the stars; the moon keeps its own counsel. Walk around the instrument, watch the water from the far terrace, or simply stay awhile. An original procedural world by Vesperwright. No objectives, no hurry. WASD to walk, left/right arrows to turn, mouse to look, Shift to move faster, Space to hop.