King Arthur of Camelot makes a grand entrance and offers an enticing promise to the people of Liones. Later, Arthur and Meliodas cross swords.

While the other Knights prepare for their imminent departure, Lancelot has a fateful meeting with Guinevere, who has a unique ability.

Guinevere arrives in Camelot just as she's predicted and meets King Arthur. Meanwhile, the Four Knights arrive at their first stop: Wolnack.

As Percival and the rest enjoy the festivities, Tristan is led away by his new roommate. The group splits up to find him, unaware of the looming danger.

Percival's group might have captured their enemy, but they can't agree on the next step. Elsewhere, Isolde, Anne and Jade face a deadly surprise attack.

While grieving their tragic loss, the Four Knights try to enter Camelot with Teaninich's help but soon discover they must find another way forward.

The Four Knights and their companions arrive in the demon realm, where they learn more about Percival's mysterious past, and a touching reunion awaits.

While Gawain battles Mortlach's group, the other Knights learn about the perilous path ahead: the door to Camelot is on the back of a monstrous beast.

In preparation for their upcoming quest, Lancelot puts Percival through harsh swordsmanship training. Meanwhile, Schwarz challenges Tristan to a showdown.

After unleashing a new form of his power, Percival continues training with Lancelot. Later, hitchhikers threaten the Knights' quest to find the Behemoth.

While in a trance, Percival learns the shocking truth behind his existence. Later, the two factions face off in an intense showdown.

While held captive, Howzer, Nasiens and the others find out that Edlin has stolen a dragon's egg, putting the whole town in danger.

Although Percival puts up a good fight, the black knight hasn't unleashed his full powers yet. Suddenly, a mysterious red fox appears.

Percival faces off against Kellie, a powerful and merciless mythical beast. The crew chases Ardbeg into a mysterious cave, only to find out it's a trap.

On a journey to find his estranged father, Percival comes across a group of traveling performers who give him a lift to the nearest village.

As Percival turns sixteen, his grandfather tells him about the big world beyond their far-flung home — but the young man seems more interested in dinner.

The group — now joined by an exuberant Anne — make a stop in the rough town of Cant, where Donny has an awkward family reunion.

As Percival, Donny and Anne have their hands full trying to stop the rampaging dragon, the still drunk Howzer asks Nasiens to sober him up.

On the way to Liones Kingdom, Sin experiences a peculiar dream. The next morning, despite a passerby's warning, the crew stumbles upon a strange village.

Percival wakes up to find himself tied up and experimented on. His captor tells him that he's almost perfected the medicine he's been developing.

The former king has an ominous dream about the Four Knights. Percival and his crew are introduced to Tristan and set off in search of the fourth knight.

A mysterious girl appears before Lancelot, delivering a prophecy. Meanwhile, a hostile drunkard provokes a fight with a Ruby Holy Knight.

The Four Knights of Apocalypse finally gather together in one place. However, they can't agree on how to handle Pellegarde — until Percival steps in.

The Four Knights collaborate to combat the servants of Chaos. Meanwhile, sensing imminent danger, Lancelot makes his way to the castle.

To return his grandfather to his original form, Nasiens will have to defeat another Holy Knight, and Percival is determined to help.