The mysterious island is truly wondrous, with countless fantastical realms like the Rainbow Forest, the Underground Kingdom, and the Enchanted Desert. The residents here are also very interesting—there's the delivery boy Bubu, the ice-pop lover Tutu, the digging expert Momo, the delivery box Patch, and many more. Our story begins with the island's delivery boy, "Bubu." He is a mischievous little fellow, but he also has a kind heart and actively helps his friends. Delivering packages to the island's residents is Bubu's daily routine, and every day brings lively and amusing stories. Through this animation, let's watch together as Bubu and his friends overcome one challenge after another.