Tsukasa has been captured by the Crimson Knights! Subaru talks with him and tries to understand his plight, but the unbalanced Sora stages a jailbreak and disrupts everything! Confusion mounts within the group as Mimiru confronts BT about her betrayal. Mimiru decides to give it all up, but after a chance encounter with another player, she changes her mind. As the clues unfold, everything points to a powerful legendary item called 'The Key of the Twilight'. Could this be the source of all the trouble in 'The World'? Everyone seems to think so. Alliances are formed and plots are hatched as all eyes fall towards uncovering the whereabouts to this new item.