Cavilla Ramirez is an average Peruvian teen, tethered to the 1990s rhythm of clarinet rehearsals, dog-eared Agatha Christie novels, and low-stakes schoolyard mysteries. But when a hit-and-run claims her two best friends, her world implodes—and then restructures itself in a seemingly impossible and unnerving way. Her friends aren't gone. Their ghosts linger, needing her help in solving their murder so that they can cross over. And it's not just them. Ghosts are everywhere, and