Why are the Curse of the Lovers group having to find three items before a Drow Priestess will marry them and why must it be this Drow Priestess?
This is not a normal wedding - This wedding is a magic spell, cast to break, or rather start the process that breaks the ancient curse over the Drowbane family and the drow elves they fought to destroy in the ancient past.
Baroness Zoe is ancient - she - transfers herself to female child every generation. If need be she can take other life to extend hers but that is a short term fix.
The three items, a rabbit egg, a Dahke halfling wedd