Episodes

GO! In a fantastical floating city, a group of students race across rooftops to catch their bumbling, yet superbly skilled, teacher. The prize? Five chances to play hooky, no questions asked! Explosions, blessed arrows, twin casting, and ninja mayhem are the day's specials in this first episode! || Oriotorai has instructed her students to try and hit her during P.E. No one’s even coming close until Toori shows up and baffles her so badly that he manages to sneak in a grope attack. He then announces his plans to ask Horizon out.

A brief history of the Harmonic Unification War is introduced, but hold that: Tori is having a "pre pop the question" get together with his class! How ill he confess his love to this mysterious girl? Meanwhile, Masazumi Honda contemplates the way her life has turned out thus far, and just what she can do to change it. || This episode focuses on April 20th through the eyes of Honda Masazumi. Despite a difficult past and a despairing outlook on the future, he desperately wants to become a good politician who understands the people.

The students make preparations for a party by Toori's request while Masazumi hears from her father about the tragedy that befell Horizon and Toori 10 years before. Meanwhile the Musashi is approached by ships from K.P.A. Italia and Trés España, two of the Harmonic Divine States with unknown intentions. || Toori and his friends are busy preparing for his big day, each in their own way. Meanwhile, Masazumi is investigating the history behind Remorse Way.

Trouble is afoot. Allegiances will be tested, friendships broken, and a true power will awaken. Who will walk away the victor? Only time will tell, and in this world, time is all that matters. || The firework show is drawing near, but the fireworks may not be quite what everyone had expected. The few remaining residents of Mikawa are forcing the Platonic Plate Reactor to meltdown, and they’ll stop anyone who dares get in their way.

Don't come to a super powered knife fight without your Armor of Deadly Sins. As the platonic reactors begin hitting critical mass, one warrior stands tall to stop a madman bent on destroying all of Mikawa, while another equally skilled warrior stands in his way. Will he succeed, or will Mikawa burn away in the night? || Muneshige fights valiantly to prevent the reactors from going critical, but to no avail. Lord Motonobu announces that the only way to stop the apocalypse is to gather all nine Armours of Deadly Sins, one of which is located inside of P-01s.

With Horizon detained and expected to commit suicide, the students of Class 3 - Plum must decide what to make of the situation. Tensions are sky high, and making the wrong move could spell disaster for Musashi's people. || Musashi is caught in the middle of dirty politics, with the Testament Union trying to take the upper hand. After carefully reviewing their current situation, Toori and his classmates decide what their first course of action should be.

A best of three battle will decide the road that Ariadust Academy will take in the upcoming war. 3 representatives from each side will do battle, in any way desired, and the losers will bow to the victorious! || The students of Musashi must prove to one another and the various factions that they are capable of waging war against the Testament Union and potentially the entire world.

The war of words begins. Masazumi goes head to head against Tori in the final leg of the bet of three battle to determine the fate of Horizon Ariadust. A surprise entrant in the debate makes his presence known, however, and Masazumi must defend her new position as best she can. || Masazumi must debate with Toori on why Musashi should rescue Horizon. The debate goes so well that the Pope President intervenes and personally begins debating with Masazumi.

The time for talking is over. Blades are unsheathed and ready to strike, as both sides decide that a quicker solution to the Horizon problem must be reached. As both the Testament Union and the Musashi representatives prepare for the worst, new information is revealed that can potentially change everything. || Kimi fights and defeats Futayo before convincing her to side with the group wanting to save Horizon. King Yoshinao promotes Toori and Horizon to viceroys before Toori and his friends run off to save Horizon.

With the Testament Union breathing down their necks, Tori and the rest are at their wits' end now that the High Pope has unveiled his trump card: The Armor of Deadly Sins - Lust. With it's incredible defensive capabilities, there's only one thing Tori can do to stop him: the impossible. || Nate and Naomasa rescue Toori, but things take a turn for the worse when Innocentius uses Staseis Porneia. Toori uses his "Impossible" powers to help pull his men out of a bind. Meanwhile, Futayo is out getting her rematch with Muneshige.

Futayo continues her battle with Muneshige and arises victorious. Tori makes it to Horizon, but she doesn’t want to be rescued. Tori must not only convince her to leave with him, but also figure out how to defeat the Disintegration Wall. || Futayo continues her battle with Muneshige and arises victorious. Toori makes it to Horizon, but she doesn’t want to be rescued. Toori must not only convince her to leave with him, but also figure out how to defeat the Disintegration Wall.

The class of 3-Plum heaves a sigh of relief after Horizon Ariadust, the automaton P-01s, and Toori Aoi finally reunite for the first time. || Horizon, with the help of Tori, shows the Catholic Church and K.P.A Italia, the power of Lype Katarripsi. Afterwards, they are greeted with the arrival of a new set of problems. Source: crunchyroll