[Alphys could always kind of use a lifeline. Despite this not being the first time the city's moved, it doesn't get any less jarring. Besides, this water is a problem, and while Alphys can swim, she's certainly not that strong a swimmer. Plus she couldn't get back, and that's just so complicated, and--

She's broken from her thoughts by Lup's speech, head spines standing on end as she whips around and sees her.]

Oh! Lup, I, uh-- well, I was in the lab. And then the lab wasn't... in the desert! And my house suddenly wasn't here either.

[That makes no sense, but with context, it's enough.]

I d-don't know if my roommate is there, and even if she is, we have pets, and all my food's over there, and it's... there, and I'm here.