The Valley, a place only rumoured to exist, as the only surviving hoofful of documents were written by explorers, who uttered not more than a couple of words, lest the horrors returned to their mind.

When Daring Do first heard about it, she went to ask the only one who knew more than her about such things, the Guardian Ahuizotl, who merely warned her not to venture there under any circumstance...

The Host, Lucas Vantas, seeks out worthy beings, and forces them to enter the 'Play Zone', to face one of six challenges, determined by the roll of a dice.
Whether or not they succeed in their challenge, is up to them.
Vantas has set the stage.
The Players now hold everything in their own hooves...

One discovery leads to another, and many folks join the search for answers that rarely come.
Healthy Light, a Kirin who travelled to Ponyville recently, meets many folks, and helps even more.
But trying to help everybody by going so many places puts a toll upon their body and mind...