Stephen was surprised by what Vesper had just done, none of them knew vesper, and he had just out and asked Yuna if he could join her and become a guardian. this puzzled Stephen, even though the man had explained that he lost his memory, Stephen still had to ask himself "can he be trusted" Stephen then grabbed the handle of his sword and pulled it from the ground, flashing off a bit of skill as he raised it towards his back, via spinning it around a couple of times, Stepen then sheathed it again.