Margot Foley

Margot Foley, a character in the Law and Order: Investigation series, is the antagonist of episodes 1-4.

She had kidnapped a college student named Dominic Longhurst as revenge for his father, Mark Longhurst, killing her daughter in a drunk driving incident two years prior. She and her husband Jacob have held a grudge against Mark ever since. She was diagnosed as being mentally ill after giving birth. She kidnapped Dominic to hurt Mark in the worst way possible: losing his own child.