The last time I saw Callum, he was standing at the dormer window as I sat in the back seat of a car. His dark eyes foreign to me. The hatred that radiated from his glare shot through me with more force than a silver bullet. In a matter of minutes, he had become a stranger. He was no longer my best friend. He was now a boy with a hollow heart who was headed down a dark path. A path I knew I'd never cross again. Or, so I thought. Callum We had a deal - always stay together. The day Bella left, I vowed I would find her. And when I did, she would feel what I felt as I watched her pull away into a new life, with a new family. Leaving me behind to endure a life that was wrapped inside the hands of a monster. It's been 12 years, but I've finally found her. Now it's time for her to bask in the darkness she's created inside of me. His Hollow Heart is a dark romance with triggering content. This book ends with a mild cliffhanger, but do not worry, Bella and Callum will get their HEA, after they work hard for it.