Rhode didn't comment much on the matter. Just like every other ruler who traveled incognito, they had to return home after his identity was revealed, while leaving the rest of the matter to court. This time, however, Rhode left Lillian behind and went to investigate what exactly was going on. This could also be considered an attempt for him to keep Lillian occupied before the great war.
He was certain that Chaos would launch a counterattack against the Dragon Soul Continent along with the unfolding of the Holy Sword Barrier. However, he didn't want any more troubles in his hinterland and this was a good opportunity for Lillian to gain experience.