While on a trip on a huge cargo ship to a deserted South Seas island, orphans Henry, Jessie, Violet, and Benny Alden discover the island is not deserted at all.
Creepie is a girl growing up in Dweezwold Mansion after she was left on the doorstep. Her adopted parents are a praying mantis and mosquito named Caroleena and Vinnie. She must keep her bug family a secret, or she will be forced to live somewhere else.