You are a stealthy spy with a mission to steal the yellow case and go to exit.
Arrow keys to move, Q to select weapon, mouse to aim, mouse left button to use selected weapon, Space to turn visible/invisible
1st weapon: your hands. To carry the case you need to use your hands.
2nd weapon: pistol. Kill red baddies. Creates noise.
3rd weapon: driller. Destroy walls. Creates a lot of noise.
If you use something you go visible, and have to wait a few seconds before you can be invisible again.
Press R to restart.