The four-inch-tall Clock household secretly share a home with the normal-sized Lender household, "borrowing" such objects as thread, security pins, batteries and scraps of meals. Nevertheless, their peaceable co-existence is disturbed when evil lawyer Ocious P. Potter steals the need granting title to the home, which he plans to demolish with the intention to construct residences. The Lenders are compelled to maneuver, and the Clocks face the danger of being uncovered to the normal-sized world.