Eight problematic teenagers from different backgrounds and social status joined a survival camp their teacher is Mr. Bob. But on the way to the island, the plane crashed. Unfortunately, right after the plane crash, the pilot Capt. Mark died. Their teacher died after a period of time because of a box jellyfish. Following the death of Mr. Bob, the teenagers were transported to other places in the world in pairs. Will they come back home alive? Read this book to find out.