"Every year, Maya loves heading back to Princeton for her reunions-she may have graduated a decade ago, but it's always fun to see old faces and take a walk through her own history. And this year is even more special because her little sister, Naomi, is about to graduate from her alma mater. But what should have been a dream weekend becomes Maya's worst nightmare when she gets a call no one ever wants-Naomi is dead. The police are saying it's an overdose, but Maya knows for a fact that Naomi would never touch drugs. As Maya attempts to piece together the last semester of Naomi's life, she starts to realize there might be a lot of things Naomi never told her. "