Diego stormed back into the mansion, his steps heavy and his jaw clenched. The echoes of the recent argument with Luther still reverberated in his mind, leaving him on edge. As he entered the living room, his gaze fell upon an unfamiliar figure engaged in conversation with Grace.

The tension in the air thickened, and Diego's hand instinctively went to the knife strapped to his side. He approached, eyes narrowed, and the stranger turned to face him.

"Who the hell are you?" Diego's voice rang out, loud and demanding, the knife twirling in his skilled fingers as if it were an extension of his agitated state.