You have only one attempt to complete the dungeon, but you should show extraordinary shooting skills. Pull the bowstring and aim the crystal to break it with your arrow. Hit it and reach the next level.
Do you want to see the light again? Reach the exit of this dark, terrifying dungeon full of spikes and deadly traps. Use your bow to break the green crystal in the center of the room and proceed further. You have only one chance to make it through, or you will be locked within this dungeon for the rest of your life. Pull the bowstring and move to the next level.