Ken and Bieber are good friends who love adventure. They are brave and intelligent young men. In a primitive jungle in Corsica, there is a mysterious uninhabited area that has never been visited by humans. It is said that the famous explorer Caesar went to that uninhabited area and discovered a magical, unique stone, but Caesar and the stone disappeared together.Ken and Bieber heard about this rumor, which sparked the interest of these two adventurous young men. Bieber greatly admired Caesar and suggested that they go to the uninhabited area in search of Caesar!The two young men embarked on a thrilling and surprising journey full of adventure. They tracked their idol's footsteps, and luckily, they found the uninhabited area. Will they find Caesar? What will they encounter there? Will they return safely? What legendary stories will they experience?