Rio and others boarded the gigantic spaceship via short-distance teleportation they all had excited looks on their faces while looking at all of the futuristic things inside the spaceship.
(By the way, Jin had to fly and manually enter the spaceship as teleportation circles don't work on SS-rankers…)
"This is the first time I will be traveling on a spaceship… this is quite a rare experience even for me…" (Link)
Even for the super-rich guy Link, it was his first time boarding a spaceship.
All spaceships of the human race are war weapons after all, they aren't used for civilians and thus even if Link was Ashtel's son, it was still difficult for him to get access to a spaceship.
(If he really wanted to ride one, Ashtel would have made it possible anyway…)
Seemingly unfazed by the sights around him, Liam asked Jin in a confused tone: