After throwing a party when her parents were away, 18-year-old Kerry Dowling is discovered lifeless at the bottom of the family pool. The police immediately question Kerry’s boyfriend, who—despite proclaiming his love for her—was seen arguing with Kerry that night. As neighbors and classmates grieve the loss of their friend, Kerry’s 28-year-old sister Aline, a guidance counselor, searches for answers. She’ll do anything to help the Detective Mike Wilson learn what really happened the night Kerry was killed. Was someone watching Kerry the night of the murder? For Aline, the truth could be deadly.