Strange keyboard mapping in first menu seems to be :
Y:Up (credits)
A:Down (start game, or continue game?)
There is a out of range error that prevents game from starting. Here is the fix :
In GameLogic.cs, at line 232, replace
if (playerData.CurrentLevel > levelList.levels.Count)
playerData.CurrentLevel = 1;
with
if (playerData.CurrentLevel < 1)
playerData.CurrentLevel = 1;
if (playerData.CurrentLevel > levelList.levels.Count)
playerData.CurrentLevel = 1;
Now we can see the little butterfly in 3D.
Arrow keys allow to turn butterfly
Space make it use its wings to ascend
Mouse wheel acts as a zoom
QZSD turns camera