[Like with Byleth, his mijd moves easily into Shez's only, and without the burden being shared, his presence is unintentionally heavier and darker for it.]

It's alright.

[In fact, D is familiar with this as a dhampir who had a parasitic entity using his body as a kind of vessel.]

I don't have any answers for how it came to be. All I know is when I tried, anyone who could have been Cyrus was gone, and all that was left was what felt like entropy.