There was once a kingdom where  a just king rule.  The people love him because he rule the land with all his heart.  But one day, a huge dragon flew by and took the princess.  The king can't do anything, so he called on the bravest knight in the land.  Find the dragon and slew it.  Before that, you need to go through all the monsters awaiting you outside the castle doors.  Slash your way through them until they lie dead on the woods.  Gather the diamonds in the area and some bombs with it.  You can use the bombs to quickly kill the monsters.