[Yusuke is just relieved that he didn't have to argue why they needed to go back to the puzzle. It's even more of a relief that Zidane figures it out as quickly as he does.]

A good deduction. I called it a puzzle but I wonder if this is something like a jigsaw puzzle? [He looks around and when he sees levers, he ponders.] This definitely takes two people to solve...ah, the handcuffs make sense. This world surely works in very forward ways.