The Group Travels Through Ancient Times and Starts from Farming

More than a hundred people traveled to an unknown continent. There are abundant products here, but a pumpkin is half a person's height, so it can be used as a pumpkin cart. Potatoes are as big as their heads. The rice here grows on trees... Although the products here are rich and huge, the beasts are also big, ferocious and cannibalistic. But it's okay, we can overcome the power through food. Why? Why is that tree vine still moving?