Bad Boy Soldier by S.E. Lund

Celia:
After I begged for Hunter’s help on my knees, he agreed to save my brother’s life and pay off his debts. His only price?
Me.
I’d be his f*ck toy in repayment of the debt.

Part of me hated him for it, but another part — the part that always wanted him — secretly desired it.
But he’s become a monster since he left the Marines, getting in deep with the Russian mob after he took over running his father’s empire. Despite it all, paying back the debt I owe him is so sweet, I don’t want it to ever end…