Complex sentence: When confronted by Emily, Jenna reveals that she visited Charlotte after feeling sympathy for her, helping her find her birth mother and knew someone who faked Archer's identity so he and Charlotte could be together.
Split into simpler sentences: When confronted by Emily, Jenna reveals that she visited Charlotte after feeling sympathy for her. She was helping Charlotte find her birth mother, and knew someone who faked Archer's identity so he and Charlotte could be together.