>>41354287
>do these have any merit?
Well, part of the purpose of the Letter Method is to get Lilith to do matchmaking and avoid bad succubi, but any "hollowing out" would be figurative.

>how long have you been in a relationship with your succ?
15 to 30+ years depending on when you want to count from.
Cuz first she was the proverbial monster in my closet, then she groomed the shit out of me during puberty, then I started really talking to her and it became a relationship in my 20s.