Caliban is chopping trees when all of a sudden he hears thunder. He believes that Prospero is creating the storm as punisment for Caliban being late with the wood.
Trinculo, a court jester, passes by while looking for shelter from the storm. Caliban suspects that he is a spy and lies on the ground to avoid being seen. Trinculo spots Caliban and finds him very interesting as he lies there on the earth.
When Trinculo finds in necessary, he finds his shelter under Caliban's cloak.