A week later, Riya sat in the exam hall, sheet of rough work beside her, pen poised. The questions aligned with patterns she had drilled, and when a tricky organic mechanism arrived, she saw in her mind the exact solved example from the PDF—its step-by-step arrows, the hinted shortcuts. Calm replaced the familiar flutter of nerves. Her preparation felt like a bridge she had built plank by plank, each plank a practice paper, each nail a small habit chosen and kept.