Following the events of Wizards, master wizard Hisirdoux "Douxie" Casperan and former Arcane Order member Nari lure their pursuers Belloc and Skrael onto a moving subway train in New York City where they launch a surprise attack with former Trollhunter Jim Lake Jr. and his girlfriend Claire Nunez. Jim is wounded during the fight while his best friend Toby Domzaski accidentally snaps the train’s brakes, causing the train to be unable to stop, and complicating things for Prince Krel Taron, Steve Palchuck and Stuart as they are tasked to use 'trifurcate radiation' to negate the wizards' magic. Jim recovers in a newly rebuilt Camelot while learning his mother Barbara is engaged to his former teacher and principal, the changeling Strickler. The group are then joined by Queen Aja Tarron and matured Eli Pepperjack, Steven unknowingly made himself pregnant when he kissed Aja for the seventh time. Blinky Galadrigal relays what he learned to reveal the Order's plan to awakening the Titans and have them converge at Arcadia Oaks, the center of the universe, to unite and recreate the world by destroying the current one

They all discussed of what they are going to do