Searching the island of St. Lucia for the first jewel of the Corona Aurora, the Rangers stumble upon the ghost of Brownbeard, the pirate. They believe the Eye of the Sea he has sought all his life is the same gem they seek. Brownbeard possesses the uptight Rose, helping her to loosen up and have fun as Rosie The Bold. Can the team find the jewel before Miratrix and her cannon monster do?