Echowell

This is a spatial acoustic puzzle game, Echowell.

Floodwater has swallowed the sinkholes around the village and cut the underground shelters off from the surface. You inherit the last listening station and a three-horn echo array. Your task is to place the brass listening rigs around each rim, compare their return paths, and locate hidden air chambers before the rescue line descends. Every sounding begins with a readable action: drag the highlighted horn onto its m…