When twelve-year-old Maddie's older brother vanishes, her carefully ordered world falls apart. Nothing will fill the void of her beloved oldest sibling, Strum. Meanwhile Maddie's older sister reacts by staying out late, and her parents are always distracted by the search for Strum. Drowning in grief and confusion, the family's musical household falls silent. Though Maddie is the youngest, she knows Strum better than anyone. So, Maddie starts looking for clues: Was Strum unhappy? Were the arguments with their dad getting worse? Scared and on her own, Maddie picks up the pieces of her family's fractured lives. Maybe her parents aren't who she thought they were. And maybe finding Strum won't solve everything--but she knows he's out there, and she has to try.