A small red ball traveling the world hit the ancient dungeon Red Ball The Puzzle. It is a network of caves interconnected by passages. All passages are blocked by doors. To open them your hero will need keys. You will see your character at a certain point on the playing field. On it various objects and keys will be scattered. You will need to calculate the movement of the ball so that he would fly across the field and collect the keys eventually hit the door. To do this, rotate objects in space and expose them in space so that you can build the trajectory of your character.