Complex sentence: Emily and Amanda manage to throw off the recently returned Mason Treadwell, who becomes suspicious of the latter's identity, and Emily sets Conrad up for Gordon Murphy's death, though he is released on bail thanks to a member of Americon Initiative with unclear ramifications.
Split into simpler sentences: Emily and Amanda manage to throw off the recently returned Mason Treadwell, who becomes suspicious of Amanda's identity, and Emily sets Conrad up for Gordon Murphy's death. He is released on bail thanks to a member of Americon Initiative with unclear ramifications.