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

After a restless night, Percival and his companions receive Meliodas's summons to the audience chamber. He asks if they are ready to part ways.

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.