"Colleagues?" The ambiguity he seems to be using does seem to make her curious about her alternate self... But perhaps it's for the best if she doesn't know. Clearly he didn't seem ready to talk about it for a reason. Either way, there was little doubt that she'd never heard of DeDeDe before.

"Well, either way, you helped me out here. It's been a while since I fought the Ing, and I have none of the proper equipment for it any longer." Plus her weakness to darkness didn't help matters. Samus reaches out her hand for DeDeDe to shake. "I'm in your debt."