Quicksand by Malin Persson Giolito

A mass shooting has taken place at a prep school in Stockholm’s wealthiest suburb. Eighteen-year-old Maja Norberg is charged for her involvement in the massacre that left her boyfriend and her best friend dead. She has spent nine months in jail awaiting trial. Now the time has come for her to enter the courtroom. How did Maja—popular, privileged, and a top student—become a cold-blooded killer in the eyes of the public? What did Maja do? Or is it what she failed to do that brought her here?