Pazu is an engineer's apprentice who finds Sheeta, a young girl, floating down from the sky, wearing a glowing pendant. Together, they discover both are searching for Laputa, a legendary floating castle, and vow to unravel the mystery of the luminous crystal around Sheeta's neck. Their quest won't be easy. There are greedy air pirates, secret government agents and astounding obstacles to keep them from learning the truth.

Why is the Grinch such a grouch? No one seems to know, until little Cindy Lou Who takes matters into her own hands and turns both Whoville and the Grinch's world upside down, inside out, and funny side up in her search for the true meaning of Christmas.