A little boy gets scolded by his mother for playing around in a wolf suit and gets locked in a room. Suddenly, the room turns into a forest, then an ocean, then the whole world, and takes the boy to the land of monsters.
The boy returns triumphantly as the king of Monster Country, and a warm table is set in his room.
It encourages children to resolve emotional conflicts with their mothers experienced in the real world in an imaginary world.