General Hospital Recap, July 14 Episode: Jason Keeps Marco Captive as Sasha Plans Her Exit

Simultaneously, Anna harbored suspicions about Vaughn, despite a spotless background investigation, while Emma aimed to unveil Dalton’s hidden truths.

Or:

At the same time, Anna found herself suspecting Vaughn even with his clear background check, and Emma was determined to reveal Dalton’s secrets.

Both versions convey the original meaning while using simpler language for better readability.