Complex sentence: After Tricia and Bishop are killed, Sadie asks Rawlins to kill her too, as she cannot bear the thought of having to give in to her bloodthirst and that she, since she is already dead, could never see her mother and sister again.
Split into simpler sentences: After Tricia and Bishop are killed, Sadie asks Rawlins to kill her too. She cannot bear the thought of having to give in to her bloodthirst and that she, since she is already dead, could never see her mother and sister again.