This game was made by BloodyMonkey. Its development started in 2010, but then, after many iterations, it was halted. But why don't release it anyway? A little bit late, but here it is:
OST is available on Bandcamp: Bloodymonkey.bandcamp.com
Credits:
Paolo Tajè: design, code
Riccardo Amabili: art, music, sounds
Marco Canala: code