The introduction is showing how the king is semi barbaric and how he is self-communing. he then tells how he has a arena were people go to be put on trial and have to choose there fate between two doors one with a tiger in it or one with a beautiful woman in it.
The king finds out about his daughters love affair and puts her lover into jail to wait on a trial.
The princess decides what door and points
When the narrator basically tells us the readers to decide what door we think he picked based off how the princess felt.
We don't really know the result of what came out the door but we know either way the king's daughter was hurt.
The theme is that every action has its consequence