Complex sentence: Megan had been pregnant when she died, but neither Scott nor Abdic is the father; as Scott discovers Rachel's lies and lashes out at her, her memories of the night of the incident become more clear.
Split into simpler sentences: Megan had been pregnant when she died, but neither Scott nor Abdic is the father. As Scott discovers Rachel's lies and lashes out at her, her memories of the night of the incident become more clear.