Seijo-sama? Iie, Toorisugari no Mamonotsukai Desu!: Zettai Muteki no Seijo wa Mofumofu to Tabi o Suru - Vol. 3 Ch. 11 - Old Man? No, Just a Passing M…

[MangaDex]

 

[Raebit]

I think the old saint is kanata, and her job is monster tamer too

That's why the goddess curse her, since there is no soul to farm

 

[NicholasTurner]

Well Melissa and Bella could always do something together while alone to relieve their stress from all the paperwork.

Okay I spent like 5 minutes thinking of something wholesome they could do for the joke but I'm coming up blank, so I'll just go with sesbian Lex, that seems popular with people in the GL comment sections these days.
If any one else has something wholesome and/or cute that fits better for the joke by all means tell me, I'm too tired now to think of it myself right now.