mouthful of warm chocolate-chip cookie when she saw the email that came in on her phone. It was from david.hines@fas.harvard.edu, Professor Hines, with the subject line “Important.” A wave of anxiety crashed over her. Cady had been so preoccupied with her worlds of the past, the ghosts’ and her brother’s, that she was completely blowing off her present. She was skipping classes, putting off assignments until the last minute, and she’d resigned herself to tanking tomorrow’s Psych exam. Ironically, she’d thought

