Feel Me Fall by James Morris

Emily Duran is the only survivor of a plane crash that left her stranded in the Amazon jungle. Along with five other of her classmates, she spent her days struggling against the harsh conditions and dealing with their different views on how to survive. In their unique predicament, a new way of living is discovered filled with power struggles, betrayals, secrets and lies. When Emily is rescued, she must explain to everyone why she is the last left alive.