Lethal Vessel

"Master witch assassin Nyx is betrayed when her soul is forcibly trapped inside the fragile body of Marcello's fiancée—the very man she was sent to kill. It is no accident, but Marcello's carefully crafted soul prison, designed to break her will and steal her immense power.Stripped of her strength, Nyx refuses to surrender. She forms a deadly alliance with Roman, the ambitious kingpin of the East District.