As the days passed, Sia became an increasingly prominent presence in our lives. While I had initially warmed to her and appreciated her contributions to our publishing plans, I couldn't shake a growing sense of unease. It was subtle at first - a lingering touch on Luke's arm here, an inside joke there - but as time went on, I found myself struggling to ignore the way Sia seemed to be inserting herself between Luke and me.
One morning, about a week after Sia's arrival, I came downstairs to find Luke and Sia huddled together over a manuscript in the sitting room. They were speaking in low, excited tones, their heads close together. As I entered the room, I cleared my throat softly.
Luke looked up, his face brightening. "Bella! Good morning, love. Come look at this fascinating story Sia's b
