Somebody’s Daughter combines multiple points of view to tell the chilling events of a party gone wrong when the adults have all checked out of their children's lives. … Casey Keenan, 15, and her two best friends attend their first kegger. The girls get drunk, and friend Rain Rikowsky, 16, is brutally raped. As if that weren’t bad enough, Casey's mother has been hired to write a book about the rape and the events leading up to it. And friend Kayla is still in love with the party's host, Brian! The girls -- especially Casey -- must reach deep inside to uncover the truth about the party, and to finally come to terms with themselves and horrifying experience of that night.