Earth has been conquered and for hundreds of years humanity has been under the hooves of giant ponies, its once great countries and empires reduced to mere vassals, required regularly to give their citizens to the ponies. Melissa, age 14, and Joshua, age 11, are taken from their parents to magical land called Equestria where humans are treated at best as little servants, or pets to be taken care of, at worst as disposable toys.

Pre-reader: SomeRandomMinion