This story is set in an alternate world where a collection of monsters, corrupted humans and the unidentified have decimated most of the world and its population.

Only one city has survived thanks to a magical tree appearing bearing the elements of Harmony, thanks to the tree humanity has a future but with the arrival of the tree came the Harmon's.

The Harmon's are a small race of humans that have awaken to a new power that is different per person, however, they became feared due to humans being scared of the power they have and part in due to some being corrupted and fighting with the forces of darkness.

Over a thousand years have passed since the tree has appeared and the city lost its old name,
Harmony city is what they call it now and there is a small hidden school which raises the Harmon's to fight the forces of darkness and to prevent them from being corrupted.

They are also taught to keep their identity safe as the humans they protect might turn on them.
This is the tale of one young man whom has finished the school and is stepping into his role as a rookie hero.

There is already an elite team out there consisting of 7 girls and the team is called.
Defenders of Harmony
Or DoH for short

Twilight Sparkle as Spellstar
Pinkie Pie as Party girl
Rarity as Gemstorm
Applejack as Miss Muscle
Fluttershy as Mother Nature
Rainbow dash as Skydiver
Sunset Shimmer as Firebird

Our new hero
Fireheart as Dragonheart (formerly Wildcard).