Venture forth in this puzzle-combat dungeon explorer. Blinded and trapped inside a dungeon tower, every sound you make illuminates your path to freedom. Danger lurks around every corner: trapdoors, chambers filled with toxic fumes, and halls patrolled by crusader knights are only the beginning.See the world in ultrasonicEvery footstep, every metal clank of armor, or swing of blade illuminates your path. Stride with care to avoid pressure plates that spring a variety of traps. Equip your sword blade or let loose crossbow bolts when encountering the armored crusader knights who lurk the dark dungeon hallways.Explore the perilous towerEach level is built with varying mechanics: patrolling prison guards, uncover hidden switches that open secret doors, and solving puzzles with platforming elements. Venture forth and find your way to freedom.