Then I will resolve to call you Byleth. [Marianne knows more than most how much simple gestures like this can matter.] I will try and get my classmates to do the same.

[They continue in silence for a bit, and then Byleth brings up something that literally stops her in her tracks. Marianne suddenly halts, blinking a few times as she runs over the statement a few times to make sure she's heard it correctly.]

No heartbeat?

[Marianne's hand goes to her own chest, a subconscious gesture as she considers the implications.]

How is that possible? Does it have to do with what Lady-- [She just barely catches herself before the name is out.] ... with what was done to you?