This story revolves around post apocalyptic equestria where accidentally Marine and Cream of Sonic the Hedgehog's universe gets transported to by Tails' newest invention. Utter distraught by what happens Sonic gets his team of friends to go and retrieve their friends. But unfortunately for the friends they have space warped straight to a down trodden and emaciated Equestria where Discord rule ruthlessly.

The Mane 6 have been separated for two years or more in the most terrible of conditions, living day to day wondering when Discord will finally end them for good. Life as they known it is no more, life as they are now is simply not living but lingering in a cold, dark world full of misery and pain. This pain and misery nearly takes one of the Mane6's life in the most cruel way.

Can Sonic and their friend rekindle the magic of friendship in the pony's hearts, or will they all become the foundation of Discord's throne and can the ponies survive through the day to day trials? Find out by reading Discorded Relapse!