Oh, good, they're getting out of here. Alphys scurries to catch up.

"Y-yeah, I'm Alphys. I just got hired today." She decides to leave off her doctor title for now. "I didn't think there'd be this many humans around! N-no offense, I mean, it's just you guys are kind of a rarity where I come from."

...and also the last human she saw murdered a bunch of people.