You know the tide will go out eventually and take you with it, right?

[ She hazards another glance, and finally turns to watch in full, putting her hands on her hips. ]

You're not gonna be able to walk over there, if that's what you're trying to do. I made sure it was too deep for that! Take a couple more steps and it'll drop right off.

[ It's deep enough that it's above even Undyne's head, but not by much. ]