Tree of Life

is the source of every living things in the galaxy.

It is also one of the four source of powers of EXO planet.

But when the Rouges betrayed the Royal Family,

the King sent his only son, along with 6 more, to protect 

The Source and to find the missing Guardians.

Guardians

are people who were chosen at birth,

to protect the Source.

And to keep the balance of Life and Death of the Galaxy.

The King's sons needs to find rest of the Guardians,

before the Rouges do, or else it will be

THE END.