Some people are more immediately recognizable than others; Megan and Ilde have only directly spoken less than a handful of times, but she's a girl who leaves an impression (even when you don't spend half a week terrified she's going to die and it'll be your fault for not knowing how to fix it). It's the wings, particularly, so Ilde's reaction right on the heels of an internal Jesus Christ is, "Megan--?"