Cage of Eden

Cage of Eden (エデンの檻 Eden no Ori) is a Japanese anime television series produced by TBA. It is based on the manga series of the same title written by Yoshinobu Yamada.

Plot
Middle schooler Akira Sengoku and his class are flying back to Japan from their school trip to Guam, along with other classes from their school and various passengers. But their trip takes an unexpected turn when their plane hits turbulence and crashes on a Pacific island. After recovering from being unconscious, Akira learns from his friends that they are on a mysterious island filled with extinct prehistoric creatures and plants. With nowhere to go, Akira leads a small group of survivors to find others like them. They search for a way to get home, fighting off the island's savage creatures and encountering other survivors who have gone mad. Along the way, they will discover the mysteries of the island. Was their crash really an accident? What secrets lie buried underground... and will they survive long enough to find out?