Complex sentence: The series is mainly set in the year 2007 and revolves around the Shadowhunter Clary Fray and her friends as they are confronted with two wars, the first against Valentine Morgenstern, and the second against his son Jonathan Morgenstern.
Split into simpler sentences: The series is mainly set in the year 2007 and revolves around the Shadowhunter Clary Fray. She and her friends are confronted with two wars: the first against Valentine Morgenstern, and the second against his son Jonathan Morgenstern.