Brady finds a beautiful cave girl who's thawed after being frozen for hundreds of years. He suggests Boomer dates her, but there's trouble when Boomer's girlfriend visits.
The kings' overspending causes a tax to be levied on unhappy islanders. Soon Sirocco, a Robin Hood style outlaw, emerges. Boomer is amazed when he discovers Sirocco's identity.
The Queens of nearby island Sununu ask Brady and Boomer to be their kings too. The boys are flattered, then find they must answer some riddles to free the island of a curse.