SOLVED. Dark romance-family paying debt every generation

[E.]

Family with 3 daughters. 2 daughters have blonde hair, 1 has black hair.
This family must pay a debt to another family by offering one of the daughters.
The other family which consists of 3 brothers arrive by private plane to the run down estate.
The oldest son picks the dark hair daughter (who is in shackles and not a virgin).
Family is shocked that she is his choice. She returns upstairs to say goodbye to elderly aunt and finds out she was also the chosen in her generation. She gives her a necklace or ring for safety. Read a sample of this book in 2018.
Thank you.

[E.]

Solved- Taken (dark Legacy Duet #1) by Natasha Knight

[Michele]

Taken for the clickamajig.