"Please, please let me go. I beg of you!" I pleaded with the unknown voice. "Now you know I can't do that." The voice said, it's robotic sound angered me. "W-why?" Tears wouldn't stop sliding down my face. "Because you're the key to my happiness." [There are a lot of chapters, but they're all short.]

Lucca was the underboss of Massimo family. He had darkness embedded in him. He was a cruel devil perfectly shaped to rule the underworld. Bella, a paramedic who only knows how to save people's life. But one day he meets, Lucca and ends up becoming his everything. And the devil wants her to he Only His.