Grieving Helen and her daughter Lauren, at odds, probe the death of Helen's sister, a top math professor. With the help of Lauren's math tutor Kristy, they uncover a shocking familial betrayal.
Overview：Grieving Helen and her daughter Lauren, at odds, probe the death of Helen's sister, a top math professor. With the help of Lauren's math tutor Kristy, they uncover a shocking familial betrayal.
