"Fix it?" She's mildly amused, wondering what Peridot appeared to believe people were capable of doing. Certainly some healers could repair physical damage, and under duress or in great need she could theoretically do the same, but reconstructing something out of nothing? One could even argue this was the end result of a certain kind of healing, much like less magical means of healing employed methods of cutting away infected, dying flesh to allow the healthy flesh to heal, but...

Those were thoughts for a different time, and not ones owed to her present companion. "I've considered the use of different prosthesis, but it's been a bit of a set-back since arriving on the bottom of the sea. Either way, weren't we discussing swimming? Up, toward the sky." She gestured with her breathing apparatus overhead, the clear ceiling of the observatory showcasing the darkness that eventually engulfed their "sky."