After sending Elmina off with a note to Sora, Naminé had tried to get to the lab as fast as she could. Her fast is hardly fast at all, though, so when she arrives she's agitated but not surprised to see that Ira has already started speaking with his Calamity self. She is surprised to see Vanitas here.

Isn't surprised by the fact that she shattered Ira's heart came up into the conversation already.

Naminé lets out a low breath, and steps in front of Lin. She doesn't deserve to be spoken to that way, doesn't deserve to get dragged into this Hero of Light business any more than she needs to be.

"Leave Lin alone."