★AMAZON TOP 20 BESTSELLER★I made a vow... and he won't let me escape it.Riggs is possessive and cruel, twisted beyond all measure.I knew it, yet still trusted and loved him.Then he betrayed me.I can't forgive what he did.So I try to break what's between us...to exit his dark world without a second thought.Yet the lonely nights torture me, reminding me what it felt like to be his, proving he's right. Once you're in his world, there's no getting out. It becomes ingrained into your soul.And Riggs' obsession with winning me back doesn't help. Nor does my weakness to visit the club.Each of our encounters hurt more, leaving unanswered questions.How can he love me and do what he did?Why do I keep returning to his arms?It's a cycle I'm terrified will never end-part of me doesn't want it to.The Vow is the second and final book of the Club Indulgence Duet. It's a second chance, age gap, forbidden love, dark billionaire romance.