Bad move. It's only the fact she said Kurusu, rather than Amamiya, that keeps her from getting a level 99 carnivorous maggot-thing right in the face.

As it is, his scream is agonised. It shakes the tunnel around her, even though he can't be seen. Something unbearable; some heartbreak beyond endurance. Something that channels all his power, hate and grief into a single shriek of "No!"