Hidden in the walls, floors and ceilings of a mansion of a wealthy family, live a colony of people who are the size of mice called the barrowers, which means they “barrow” things that wouldn’t be missed, one of the barrowers named Arrietty is discovered by the mansion’s owners who later learns of the barrowers living in the house. Soon the house falls to danger when a Businesswoman plans to tear down the house and turn it into a resort, now it is up to arrietty and her friends to save the house.
