You are Catherine Dubont. The Laser Drill opened a cavern 10 miles beyond the surface of the earth. They installed an elevator which you and some others took to go down all the way into the world of the unknown. As you almost reached the bottom of the drill hole, the elevator rope broke and the cabin dropped down the last 100 feet. Everyone is dead. All lights are gone. The only thing you have left is your modern sonar scanner.
Sad news for everyone who waited for any news on SONAR+. Here are the reasons why they weren't any since 6 months...Apr 17, 2013 News
The next steps were made to port SONAR to Unity3D: the old levels can partly be loaded and most basic gameplay features are implemented.Sep 29, 2012 News
The first step was made to port SONAR to other platforms like Mac, Linux and the iPhone.Aug 25, 2012 News
The Patch for v1.1 is out now and available as Pay-What-You-Want on invievania.May 16, 2012 News
A new version of SONAR is about to be released, providing new gameplay elements and options such as an automap, gamepad support and many more!May 14, 2012 News