Eighteen-year-old Bria wants to be a Global Vagabond. In a quest for independence, her neglected art, and no-strings-attached hookups, she signs up for a tour of Central America the wrong one. Middle-aged tourists are hardly the key to self-rediscovery. So when Bria meets Rowan, devoted backpacker and dive instructor, and his outspoken sister, Starling, she seizes the chance to ditch her group and join them off the beaten path. Bria's a good girl trying to go bad. Rowan's a bad boy trying to stay good. As they travel through Mayan villages and remote Belizean islands, they discover they're...