Sole daughter of Frank and Mary Reagan, the second oldest of four siblings in the Reagan family. Unlike her brothers Danny, Jamie, and the late Joe, she pursued law instead of policing, becoming the Manhattan DA Bureau Chief. Smart, determined, she often serves as the family’s moral compass while balancing her demanding career with motherhood. She was married to Jack Boyle, with whom she shares a daughter, Nicky Reagan-Boyle. Dedicated to justice and her family, she navigates challenges.