At Risk introduces audiences to the high-powered and glamorous District Attorney Monique Lamont (MacDowell), who seeks to further her political aspirations by solving a decades-old murder. Not convinced of the purity of his boss’ motives, Monique’s colleague, Win Garano (Sunjata), grudgingly takes on the assignment. But, the deeper he delves into this cold case, the more twisted it becomes and more apparent that there is much more at stake.