What does one do when their loved ones are taken away from them, much too early?

A visit to Zecora's hut by Spike and Twilight takes an unexpected, tragic turn.

As grief and guilt eat away at her, what can Twilight do to cope? Can her friends and family help as she descends into a storm of suffering?

Artwork is by SierraEx. He gets all the win for the cover. Nice guy, too.
You can check him out at deviantART here: http://sierraex.deviantart.com/