After the events of Sundered Universe, Burning Star tries to settle down and relax by going to Shadow Armor's wedding. But, when a wicked warlord attacks and kidnaps the royalty of Equestria, its up to him and his allies to strike down Black Sun!
A mysterious figure, living in shadows, is attacking seemingly random crime leaders and leaving little to no trace. The Mane Six investigate, but they find a secret more startling than what they had ever imagined.