"You are the only thing that stops the pain. You are mine. And I am yours."

After being captured by demons, Selma attends her own auction, where one hundred and fifty Demon Lords are waiting to claim her—roughly and publicly.
After once again having to undergo the twisted Dr. Hershey’s special brand of examination, Selma has lost all hope of ever being free from the monsters clamoring to possess her.
… Until the only Demon Lord who’s sworn to never claim a woman of his own enters the arena to fight for the right to call her his.

Fifth part of the serial Demon's Mark...