Securing It All (The Passion Series #2)
Livia Grant

Being handed over by her husband for punishment by his friend and experienced dominant, Master Lukus, has not only revealed Brianna's deep submissive nature, but allowed Markus to finally expose his hidden past as a dominant. Now the couple revives their marriage with a new dynamic - and new rules. Markus will no longer just be Brianna's husband, but her Dom, and in the Punishment Pit where they once again found each other, Markus begins his beautiful wife's training.