After fleeing from the holy knights of Liones, Escanor finds himself in a land of talking ponies and ends up scoring a job as Celestia's Personal Servant
Meliodas, and his pig friend Hawk, are transported to another world by a cult who summoned them. Where the cult want to over throw the princesses, so Meliodas decides to play their game for a while, until they find a way home.
After the holy war was cut short by an "arranged marriage," Mael returns to equestria to see his adopted mother Celestia. And he brought some friends with him as well.