Choose a level in the title screen (the second is in the "2" of Opatia 2 ;)

They aren't classed by difficulty;

For the control, tap the "?" on the title screen (but not now, it's broken haha ;-;)

ZQSD (WASD soon) | Jump > "Space" | click with the pistol | bonus : "M", "L" and "K" to change the time speed ^^

Here is the link to download it for those who want  :   https://mega.nz/folder/MS5DEKyS#zEGnKjb2M7HCs96eazszww

And i'm really friendly with donations ;)                                                                            ty , hf !