Ferdinand's first friends

(This is a Ferdinand fanfic) Ferdinand only ever had 3 friends: A foal named Moon, a bird named Carlos, and his sister Maria. But after all their single parents died, they run away to a farm where they met Nina and Juan. Who took care of them all for 3 years, but after a accident that caused a disaster at the local town, the 4 are taken back to the the farm where they were born, which has changed a lot since they were young. Will they manage to escape to get back to Nina and Juan or will they remain stuck there?