use the arrow keys or wasd to move the ghost. use the spacebar to attach with a sword. To play the game, move the ghost to the right and parkour until you find a wall. to the right of that wall is a white portal. if you jump in that portal, you will go into a boss fight. hit the boss with your sword, if you hit him enough, he will die and become a porta. jump through this portal to end up in another world. parkour to the right once again and you will find another portal. if you jump through this one, you win.