The Clock family, consisting of 14-year-old Arrietty and her kin, secretly reside in a home constructed from borrowed items from their human neighbors. But their peaceful existence is disrupted when a curious human boy stumbles upon Arrietty.

The Secret World of Arrietty
In a sprawling house, a small family of clockmakers lives secretly, creating their own world using borrowed items. However, their peaceful existence is disrupted when their teenage daughter Arrietty is unexpectedly discovered.