Dimon, a prospective graduate student, joined his mentor's paleontology research group to study a very mysterious paleontology on a small island in the sea. Unexpectedly, on the first day after arriving on the island, he rescued a beautiful girl who was suspected of choking and drowning at the beach. Mingming was obviously grateful to Damon, but the two of them discovered a bigger secret during their life and death on the island. In order to save Mingming, Damon discovered that her identity was very complicated. In order to help her out of danger, he did not hesitate to sacrifice himself. Mingming couldn't bear to lose Damon like this, so he took him back to his hometown. After being rescued, what kind of thrilling experience would Damon experience in his hometown like Mingming?