Rean had a reason to insist on that exploration. The System's Quest to help Yuan was just too weird. It would never care about someone's love or something like that. Naturally, there had to be something the Destiny Attraction Ability was guiding him to.
Too bad that Yuan didn't seem to be very willing. "Wait, what?! Are you crazy? Let's go back! We need to be fast before someone appears, or even worse, someone makes it back with a Jade before me."
"Oh! There is no need to worry about that," Rean explained. "I can simply teleport us outside like I did back in the Spiritual Pond. Let's go!"