Long ago, two races ruled over earth: HUMANS and MONSTERS.

One day, war broke out between the two races.

After a long battle, the humans were victorious.

They sealed the monsters underground with a magic spell.

But not all the monsters were sealed underground.

Some chose not to fight in the war to begin with.

Instead, they fled to a mythical island in the sky.

This island, said to be the tomb of a sorcerer, became their new home.

Many years later, the monsters living underground returned to the surface.

With the war forgotten, humans welcomed monsters with open arms.

But what became of the monsters living on the island?

This is where our story begins...