Ladybug Beibei 3: Saving Ancient Tree Town Beibei and the others set out to explore the human world and arrive at Ancient Tree Town, which is under attack by aphids due to environmental destruction. The town has been shrunk by a magical potion, and the humans have been miniaturized as well. In the end, everyone helps restore the town to its original state, and the humans come to understand the importance of protecting the environment.