PROLOGUE
"No! Twilight! You cannot die!! You are the Element of Magic! If you die, all the other ponies in Ponyville will die as well! Even the other five!" screamed Spike.
"No, Spike, it's a matter of life and death........" Twilight's voice trailed off silently.
"TWILIGHT!!!!!!!!!!!!!!!" shouted Spike.
But Twilight never responded again.
With tears, Spike buried Twilight under her favourite tree. The other five were there to attend the funeral. All the others- the Cutie Mark Crusaders, The Apples (and their whole lot of relatives), the ponies of Cloudsdale, the princesses........
The "disease" slowly spread. Everypony calls it the Yellow Death, as the pony who got affected will turn yellow from head to hoof-even the cutie mark. No one knows its cause and cure, so it is up to the young fillies to find out......